PROJCS["NAD83(2011) / UTM zone 18N",GEOGCS["NAD83(2011)",DATUM["NAD83_National_Spatial_Reference_System_2011",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1116"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","6318"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-75],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","6347"]] 2.0999400000000000e+05, 5.0000000000000000e-01, 0.0000000000000000e+00, 3.8125060000000000e+06, 0.0000000000000000e+00, -5.0000000000000000e-01 Red ./210000e3755000n.tif 1 ./210000e3757500n.tif 1 ./210000e3760000n.tif 1 ./210000e3762500n.tif 1 ./212500e3755000n.tif 1 ./212500e3757500n.tif 1 ./212500e3760000n.tif 1 ./212500e3762500n.tif 1 ./215000e3755000n.tif 1 ./215000e3757500n.tif 1 ./215000e3760000n.tif 1 ./215000e3762500n.tif 1 ./217500e3750000n.tif 1 ./217500e3752500n.tif 1 ./217500e3755000n.tif 1 ./217500e3757500n.tif 1 ./217500e3760000n.tif 1 ./217500e3762500n.tif 1 ./220000e3750000n.tif 1 ./220000e3752500n.tif 1 ./220000e3755000n.tif 1 ./220000e3757500n.tif 1 ./220000e3760000n.tif 1 ./220000e3762500n.tif 1 ./220000e3765000n.tif 1 ./220000e3767500n.tif 1 ./220000e3785000n.tif 1 ./220000e3787500n.tif 1 ./220000e3792500n.tif 1 ./220000e3795000n.tif 1 ./220000e3800000n.tif 1 ./220000e3807500n.tif 1 ./220000e3810000n.tif 1 ./222500e3747500n.tif 1 ./222500e3750000n.tif 1 ./222500e3752500n.tif 1 ./222500e3755000n.tif 1 ./222500e3757500n.tif 1 ./222500e3760000n.tif 1 ./222500e3762500n.tif 1 ./222500e3765000n.tif 1 ./222500e3767500n.tif 1 ./222500e3770000n.tif 1 ./222500e3772500n.tif 1 ./222500e3775000n.tif 1 ./222500e3777500n.tif 1 ./222500e3780000n.tif 1 ./222500e3782500n.tif 1 ./222500e3785000n.tif 1 ./222500e3787500n.tif 1 ./222500e3790000n.tif 1 ./222500e3792500n.tif 1 ./222500e3795000n.tif 1 ./222500e3797500n.tif 1 ./222500e3800000n.tif 1 ./222500e3802500n.tif 1 ./222500e3805000n.tif 1 ./222500e3807500n.tif 1 ./222500e3810000n.tif 1 ./225000e3747500n.tif 1 ./225000e3750000n.tif 1 ./225000e3752500n.tif 1 ./225000e3755000n.tif 1 ./225000e3757500n.tif 1 ./225000e3760000n.tif 1 ./225000e3762500n.tif 1 ./225000e3765000n.tif 1 ./225000e3767500n.tif 1 ./225000e3770000n.tif 1 ./225000e3772500n.tif 1 ./225000e3775000n.tif 1 ./225000e3777500n.tif 1 ./225000e3780000n.tif 1 ./225000e3782500n.tif 1 ./225000e3785000n.tif 1 ./225000e3787500n.tif 1 ./225000e3790000n.tif 1 ./225000e3792500n.tif 1 ./225000e3795000n.tif 1 ./225000e3797500n.tif 1 ./225000e3800000n.tif 1 ./225000e3802500n.tif 1 ./225000e3805000n.tif 1 ./225000e3807500n.tif 1 ./225000e3810000n.tif 1 ./227500e3747500n.tif 1 ./227500e3750000n.tif 1 ./227500e3752500n.tif 1 ./227500e3755000n.tif 1 ./227500e3757500n.tif 1 ./227500e3760000n.tif 1 ./227500e3762500n.tif 1 ./227500e3765000n.tif 1 ./227500e3767500n.tif 1 ./227500e3770000n.tif 1 ./227500e3772500n.tif 1 ./227500e3775000n.tif 1 ./227500e3777500n.tif 1 ./227500e3780000n.tif 1 ./227500e3782500n.tif 1 ./227500e3785000n.tif 1 ./227500e3787500n.tif 1 ./227500e3790000n.tif 1 ./227500e3792500n.tif 1 ./227500e3795000n.tif 1 ./227500e3797500n.tif 1 ./227500e3800000n.tif 1 ./227500e3802500n.tif 1 ./227500e3805000n.tif 1 ./227500e3807500n.tif 1 ./227500e3810000n.tif 1 ./230000e3760000n.tif 1 ./230000e3762500n.tif 1 ./230000e3765000n.tif 1 ./230000e3767500n.tif 1 ./230000e3770000n.tif 1 ./230000e3772500n.tif 1 ./230000e3775000n.tif 1 ./230000e3777500n.tif 1 ./230000e3780000n.tif 1 ./230000e3782500n.tif 1 ./230000e3785000n.tif 1 ./230000e3787500n.tif 1 ./230000e3790000n.tif 1 ./230000e3792500n.tif 1 ./230000e3795000n.tif 1 ./230000e3797500n.tif 1 ./230000e3800000n.tif 1 ./230000e3802500n.tif 1 ./230000e3805000n.tif 1 ./230000e3807500n.tif 1 ./230000e3810000n.tif 1 ./232500e3765000n.tif 1 ./232500e3767500n.tif 1 ./232500e3770000n.tif 1 ./232500e3772500n.tif 1 ./232500e3775000n.tif 1 ./232500e3777500n.tif 1 ./232500e3780000n.tif 1 ./232500e3782500n.tif 1 ./232500e3785000n.tif 1 ./232500e3787500n.tif 1 ./232500e3792500n.tif 1 ./232500e3795000n.tif 1 ./232500e3797500n.tif 1 ./232500e3800000n.tif 1 ./232500e3802500n.tif 1 ./232500e3805000n.tif 1 ./232500e3807500n.tif 1 ./232500e3810000n.tif 1 ./235000e3772500n.tif 1 ./235000e3775000n.tif 1 ./235000e3777500n.tif 1 ./235000e3780000n.tif 1 ./235000e3782500n.tif 1 ./235000e3785000n.tif 1 ./235000e3787500n.tif 1 ./235000e3790000n.tif 1 ./235000e3792500n.tif 1 ./235000e3795000n.tif 1 ./235000e3797500n.tif 1 ./235000e3800000n.tif 1 ./235000e3805000n.tif 1 ./235000e3807500n.tif 1 ./235000e3810000n.tif 1 ./237500e3777500n.tif 1 ./237500e3780000n.tif 1 ./237500e3782500n.tif 1 ./237500e3785000n.tif 1 ./237500e3787500n.tif 1 ./237500e3790000n.tif 1 ./237500e3792500n.tif 1 ./237500e3795000n.tif 1 ./237500e3805000n.tif 1 ./237500e3807500n.tif 1 ./237500e3810000n.tif 1 ./240000e3785000n.tif 1 ./240000e3787500n.tif 1 ./240000e3790000n.tif 1 ./240000e3792500n.tif 1 ./240000e3795000n.tif 1 ./240000e3797500n.tif 1 ./240000e3800000n.tif 1 ./240000e3805000n.tif 1 ./240000e3807500n.tif 1 ./240000e3810000n.tif 1 ./240000e3812500n.tif 1 ./242500e3785000n.tif 1 ./242500e3787500n.tif 1 ./242500e3790000n.tif 1 ./242500e3792500n.tif 1 ./242500e3795000n.tif 1 ./242500e3797500n.tif 1 ./242500e3800000n.tif 1 ./242500e3802500n.tif 1 ./242500e3805000n.tif 1 ./242500e3807500n.tif 1 ./242500e3810000n.tif 1 ./242500e3812500n.tif 1 ./245000e3792500n.tif 1 ./245000e3795000n.tif 1 ./245000e3797500n.tif 1 ./245000e3800000n.tif 1 ./245000e3802500n.tif 1 ./245000e3805000n.tif 1 ./247500e3792500n.tif 1 ./247500e3795000n.tif 1 ./247500e3797500n.tif 1 ./247500e3800000n.tif 1 ./247500e3802500n.tif 1 ./247500e3805000n.tif 1 ./247500e3807500n.tif 1 ./250000e3797500n.tif 1 ./250000e3800000n.tif 1 ./250000e3802500n.tif 1 ./250000e3805000n.tif 1 ./252500e3800000n.tif 1 ./252500e3802500n.tif 1 Green ./210000e3755000n.tif 2 ./210000e3757500n.tif 2 ./210000e3760000n.tif 2 ./210000e3762500n.tif 2 ./212500e3755000n.tif 2 ./212500e3757500n.tif 2 ./212500e3760000n.tif 2 ./212500e3762500n.tif 2 ./215000e3755000n.tif 2 ./215000e3757500n.tif 2 ./215000e3760000n.tif 2 ./215000e3762500n.tif 2 ./217500e3750000n.tif 2 ./217500e3752500n.tif 2 ./217500e3755000n.tif 2 ./217500e3757500n.tif 2 ./217500e3760000n.tif 2 ./217500e3762500n.tif 2 ./220000e3750000n.tif 2 ./220000e3752500n.tif 2 ./220000e3755000n.tif 2 ./220000e3757500n.tif 2 ./220000e3760000n.tif 2 ./220000e3762500n.tif 2 ./220000e3765000n.tif 2 ./220000e3767500n.tif 2 ./220000e3785000n.tif 2 ./220000e3787500n.tif 2 ./220000e3792500n.tif 2 ./220000e3795000n.tif 2 ./220000e3800000n.tif 2 ./220000e3807500n.tif 2 ./220000e3810000n.tif 2 ./222500e3747500n.tif 2 ./222500e3750000n.tif 2 ./222500e3752500n.tif 2 ./222500e3755000n.tif 2 ./222500e3757500n.tif 2 ./222500e3760000n.tif 2 ./222500e3762500n.tif 2 ./222500e3765000n.tif 2 ./222500e3767500n.tif 2 ./222500e3770000n.tif 2 ./222500e3772500n.tif 2 ./222500e3775000n.tif 2 ./222500e3777500n.tif 2 ./222500e3780000n.tif 2 ./222500e3782500n.tif 2 ./222500e3785000n.tif 2 ./222500e3787500n.tif 2 ./222500e3790000n.tif 2 ./222500e3792500n.tif 2 ./222500e3795000n.tif 2 ./222500e3797500n.tif 2 ./222500e3800000n.tif 2 ./222500e3802500n.tif 2 ./222500e3805000n.tif 2 ./222500e3807500n.tif 2 ./222500e3810000n.tif 2 ./225000e3747500n.tif 2 ./225000e3750000n.tif 2 ./225000e3752500n.tif 2 ./225000e3755000n.tif 2 ./225000e3757500n.tif 2 ./225000e3760000n.tif 2 ./225000e3762500n.tif 2 ./225000e3765000n.tif 2 ./225000e3767500n.tif 2 ./225000e3770000n.tif 2 ./225000e3772500n.tif 2 ./225000e3775000n.tif 2 ./225000e3777500n.tif 2 ./225000e3780000n.tif 2 ./225000e3782500n.tif 2 ./225000e3785000n.tif 2 ./225000e3787500n.tif 2 ./225000e3790000n.tif 2 ./225000e3792500n.tif 2 ./225000e3795000n.tif 2 ./225000e3797500n.tif 2 ./225000e3800000n.tif 2 ./225000e3802500n.tif 2 ./225000e3805000n.tif 2 ./225000e3807500n.tif 2 ./225000e3810000n.tif 2 ./227500e3747500n.tif 2 ./227500e3750000n.tif 2 ./227500e3752500n.tif 2 ./227500e3755000n.tif 2 ./227500e3757500n.tif 2 ./227500e3760000n.tif 2 ./227500e3762500n.tif 2 ./227500e3765000n.tif 2 ./227500e3767500n.tif 2 ./227500e3770000n.tif 2 ./227500e3772500n.tif 2 ./227500e3775000n.tif 2 ./227500e3777500n.tif 2 ./227500e3780000n.tif 2 ./227500e3782500n.tif 2 ./227500e3785000n.tif 2 ./227500e3787500n.tif 2 ./227500e3790000n.tif 2 ./227500e3792500n.tif 2 ./227500e3795000n.tif 2 ./227500e3797500n.tif 2 ./227500e3800000n.tif 2 ./227500e3802500n.tif 2 ./227500e3805000n.tif 2 ./227500e3807500n.tif 2 ./227500e3810000n.tif 2 ./230000e3760000n.tif 2 ./230000e3762500n.tif 2 ./230000e3765000n.tif 2 ./230000e3767500n.tif 2 ./230000e3770000n.tif 2 ./230000e3772500n.tif 2 ./230000e3775000n.tif 2 ./230000e3777500n.tif 2 ./230000e3780000n.tif 2 ./230000e3782500n.tif 2 ./230000e3785000n.tif 2 ./230000e3787500n.tif 2 ./230000e3790000n.tif 2 ./230000e3792500n.tif 2 ./230000e3795000n.tif 2 ./230000e3797500n.tif 2 ./230000e3800000n.tif 2 ./230000e3802500n.tif 2 ./230000e3805000n.tif 2 ./230000e3807500n.tif 2 ./230000e3810000n.tif 2 ./232500e3765000n.tif 2 ./232500e3767500n.tif 2 ./232500e3770000n.tif 2 ./232500e3772500n.tif 2 ./232500e3775000n.tif 2 ./232500e3777500n.tif 2 ./232500e3780000n.tif 2 ./232500e3782500n.tif 2 ./232500e3785000n.tif 2 ./232500e3787500n.tif 2 ./232500e3792500n.tif 2 ./232500e3795000n.tif 2 ./232500e3797500n.tif 2 ./232500e3800000n.tif 2 ./232500e3802500n.tif 2 ./232500e3805000n.tif 2 ./232500e3807500n.tif 2 ./232500e3810000n.tif 2 ./235000e3772500n.tif 2 ./235000e3775000n.tif 2 ./235000e3777500n.tif 2 ./235000e3780000n.tif 2 ./235000e3782500n.tif 2 ./235000e3785000n.tif 2 ./235000e3787500n.tif 2 ./235000e3790000n.tif 2 ./235000e3792500n.tif 2 ./235000e3795000n.tif 2 ./235000e3797500n.tif 2 ./235000e3800000n.tif 2 ./235000e3805000n.tif 2 ./235000e3807500n.tif 2 ./235000e3810000n.tif 2 ./237500e3777500n.tif 2 ./237500e3780000n.tif 2 ./237500e3782500n.tif 2 ./237500e3785000n.tif 2 ./237500e3787500n.tif 2 ./237500e3790000n.tif 2 ./237500e3792500n.tif 2 ./237500e3795000n.tif 2 ./237500e3805000n.tif 2 ./237500e3807500n.tif 2 ./237500e3810000n.tif 2 ./240000e3785000n.tif 2 ./240000e3787500n.tif 2 ./240000e3790000n.tif 2 ./240000e3792500n.tif 2 ./240000e3795000n.tif 2 ./240000e3797500n.tif 2 ./240000e3800000n.tif 2 ./240000e3805000n.tif 2 ./240000e3807500n.tif 2 ./240000e3810000n.tif 2 ./240000e3812500n.tif 2 ./242500e3785000n.tif 2 ./242500e3787500n.tif 2 ./242500e3790000n.tif 2 ./242500e3792500n.tif 2 ./242500e3795000n.tif 2 ./242500e3797500n.tif 2 ./242500e3800000n.tif 2 ./242500e3802500n.tif 2 ./242500e3805000n.tif 2 ./242500e3807500n.tif 2 ./242500e3810000n.tif 2 ./242500e3812500n.tif 2 ./245000e3792500n.tif 2 ./245000e3795000n.tif 2 ./245000e3797500n.tif 2 ./245000e3800000n.tif 2 ./245000e3802500n.tif 2 ./245000e3805000n.tif 2 ./247500e3792500n.tif 2 ./247500e3795000n.tif 2 ./247500e3797500n.tif 2 ./247500e3800000n.tif 2 ./247500e3802500n.tif 2 ./247500e3805000n.tif 2 ./247500e3807500n.tif 2 ./250000e3797500n.tif 2 ./250000e3800000n.tif 2 ./250000e3802500n.tif 2 ./250000e3805000n.tif 2 ./252500e3800000n.tif 2 ./252500e3802500n.tif 2 Blue ./210000e3755000n.tif 3 ./210000e3757500n.tif 3 ./210000e3760000n.tif 3 ./210000e3762500n.tif 3 ./212500e3755000n.tif 3 ./212500e3757500n.tif 3 ./212500e3760000n.tif 3 ./212500e3762500n.tif 3 ./215000e3755000n.tif 3 ./215000e3757500n.tif 3 ./215000e3760000n.tif 3 ./215000e3762500n.tif 3 ./217500e3750000n.tif 3 ./217500e3752500n.tif 3 ./217500e3755000n.tif 3 ./217500e3757500n.tif 3 ./217500e3760000n.tif 3 ./217500e3762500n.tif 3 ./220000e3750000n.tif 3 ./220000e3752500n.tif 3 ./220000e3755000n.tif 3 ./220000e3757500n.tif 3 ./220000e3760000n.tif 3 ./220000e3762500n.tif 3 ./220000e3765000n.tif 3 ./220000e3767500n.tif 3 ./220000e3785000n.tif 3 ./220000e3787500n.tif 3 ./220000e3792500n.tif 3 ./220000e3795000n.tif 3 ./220000e3800000n.tif 3 ./220000e3807500n.tif 3 ./220000e3810000n.tif 3 ./222500e3747500n.tif 3 ./222500e3750000n.tif 3 ./222500e3752500n.tif 3 ./222500e3755000n.tif 3 ./222500e3757500n.tif 3 ./222500e3760000n.tif 3 ./222500e3762500n.tif 3 ./222500e3765000n.tif 3 ./222500e3767500n.tif 3 ./222500e3770000n.tif 3 ./222500e3772500n.tif 3 ./222500e3775000n.tif 3 ./222500e3777500n.tif 3 ./222500e3780000n.tif 3 ./222500e3782500n.tif 3 ./222500e3785000n.tif 3 ./222500e3787500n.tif 3 ./222500e3790000n.tif 3 ./222500e3792500n.tif 3 ./222500e3795000n.tif 3 ./222500e3797500n.tif 3 ./222500e3800000n.tif 3 ./222500e3802500n.tif 3 ./222500e3805000n.tif 3 ./222500e3807500n.tif 3 ./222500e3810000n.tif 3 ./225000e3747500n.tif 3 ./225000e3750000n.tif 3 ./225000e3752500n.tif 3 ./225000e3755000n.tif 3 ./225000e3757500n.tif 3 ./225000e3760000n.tif 3 ./225000e3762500n.tif 3 ./225000e3765000n.tif 3 ./225000e3767500n.tif 3 ./225000e3770000n.tif 3 ./225000e3772500n.tif 3 ./225000e3775000n.tif 3 ./225000e3777500n.tif 3 ./225000e3780000n.tif 3 ./225000e3782500n.tif 3 ./225000e3785000n.tif 3 ./225000e3787500n.tif 3 ./225000e3790000n.tif 3 ./225000e3792500n.tif 3 ./225000e3795000n.tif 3 ./225000e3797500n.tif 3 ./225000e3800000n.tif 3 ./225000e3802500n.tif 3 ./225000e3805000n.tif 3 ./225000e3807500n.tif 3 ./225000e3810000n.tif 3 ./227500e3747500n.tif 3 ./227500e3750000n.tif 3 ./227500e3752500n.tif 3 ./227500e3755000n.tif 3 ./227500e3757500n.tif 3 ./227500e3760000n.tif 3 ./227500e3762500n.tif 3 ./227500e3765000n.tif 3 ./227500e3767500n.tif 3 ./227500e3770000n.tif 3 ./227500e3772500n.tif 3 ./227500e3775000n.tif 3 ./227500e3777500n.tif 3 ./227500e3780000n.tif 3 ./227500e3782500n.tif 3 ./227500e3785000n.tif 3 ./227500e3787500n.tif 3 ./227500e3790000n.tif 3 ./227500e3792500n.tif 3 ./227500e3795000n.tif 3 ./227500e3797500n.tif 3 ./227500e3800000n.tif 3 ./227500e3802500n.tif 3 ./227500e3805000n.tif 3 ./227500e3807500n.tif 3 ./227500e3810000n.tif 3 ./230000e3760000n.tif 3 ./230000e3762500n.tif 3 ./230000e3765000n.tif 3 ./230000e3767500n.tif 3 ./230000e3770000n.tif 3 ./230000e3772500n.tif 3 ./230000e3775000n.tif 3 ./230000e3777500n.tif 3 ./230000e3780000n.tif 3 ./230000e3782500n.tif 3 ./230000e3785000n.tif 3 ./230000e3787500n.tif 3 ./230000e3790000n.tif 3 ./230000e3792500n.tif 3 ./230000e3795000n.tif 3 ./230000e3797500n.tif 3 ./230000e3800000n.tif 3 ./230000e3802500n.tif 3 ./230000e3805000n.tif 3 ./230000e3807500n.tif 3 ./230000e3810000n.tif 3 ./232500e3765000n.tif 3 ./232500e3767500n.tif 3 ./232500e3770000n.tif 3 ./232500e3772500n.tif 3 ./232500e3775000n.tif 3 ./232500e3777500n.tif 3 ./232500e3780000n.tif 3 ./232500e3782500n.tif 3 ./232500e3785000n.tif 3 ./232500e3787500n.tif 3 ./232500e3792500n.tif 3 ./232500e3795000n.tif 3 ./232500e3797500n.tif 3 ./232500e3800000n.tif 3 ./232500e3802500n.tif 3 ./232500e3805000n.tif 3 ./232500e3807500n.tif 3 ./232500e3810000n.tif 3 ./235000e3772500n.tif 3 ./235000e3775000n.tif 3 ./235000e3777500n.tif 3 ./235000e3780000n.tif 3 ./235000e3782500n.tif 3 ./235000e3785000n.tif 3 ./235000e3787500n.tif 3 ./235000e3790000n.tif 3 ./235000e3792500n.tif 3 ./235000e3795000n.tif 3 ./235000e3797500n.tif 3 ./235000e3800000n.tif 3 ./235000e3805000n.tif 3 ./235000e3807500n.tif 3 ./235000e3810000n.tif 3 ./237500e3777500n.tif 3 ./237500e3780000n.tif 3 ./237500e3782500n.tif 3 ./237500e3785000n.tif 3 ./237500e3787500n.tif 3 ./237500e3790000n.tif 3 ./237500e3792500n.tif 3 ./237500e3795000n.tif 3 ./237500e3805000n.tif 3 ./237500e3807500n.tif 3 ./237500e3810000n.tif 3 ./240000e3785000n.tif 3 ./240000e3787500n.tif 3 ./240000e3790000n.tif 3 ./240000e3792500n.tif 3 ./240000e3795000n.tif 3 ./240000e3797500n.tif 3 ./240000e3800000n.tif 3 ./240000e3805000n.tif 3 ./240000e3807500n.tif 3 ./240000e3810000n.tif 3 ./240000e3812500n.tif 3 ./242500e3785000n.tif 3 ./242500e3787500n.tif 3 ./242500e3790000n.tif 3 ./242500e3792500n.tif 3 ./242500e3795000n.tif 3 ./242500e3797500n.tif 3 ./242500e3800000n.tif 3 ./242500e3802500n.tif 3 ./242500e3805000n.tif 3 ./242500e3807500n.tif 3 ./242500e3810000n.tif 3 ./242500e3812500n.tif 3 ./245000e3792500n.tif 3 ./245000e3795000n.tif 3 ./245000e3797500n.tif 3 ./245000e3800000n.tif 3 ./245000e3802500n.tif 3 ./245000e3805000n.tif 3 ./247500e3792500n.tif 3 ./247500e3795000n.tif 3 ./247500e3797500n.tif 3 ./247500e3800000n.tif 3 ./247500e3802500n.tif 3 ./247500e3805000n.tif 3 ./247500e3807500n.tif 3 ./250000e3797500n.tif 3 ./250000e3800000n.tif 3 ./250000e3802500n.tif 3 ./250000e3805000n.tif 3 ./252500e3800000n.tif 3 ./252500e3802500n.tif 3 2 4 8 16 32