48
48
"NAD27", "nadgrids=@conus,@alaska,@ntv2_0.gsb,@ntv1_can.dat",
50
50
"North_American_Datum_1927",
51
"potsdam", "towgs84=606.0,23.0,413.0", "bessel", "Potsdam Rauenberg 1950 DHDN",
51
"potsdam", "towgs84=598.1,73.7,418.2,0.202,0.045,-2.455,6.7", "bessel", "Potsdam Rauenberg 1950 DHDN",
52
52
"carthage", "towgs84=-263.0,6.0,431.0", "clark80", "Carthage 1934 Tunisia",
53
53
"hermannskogel", "towgs84=653.0,-212.0,449.0", "bessel", "Hermannskogel",
54
54
"ire65", "towgs84=482.530,-130.596,564.557,-1.042,-0.214,-0.631,8.15", "mod_airy", "Ireland 1965",