00603cam a22002174a 450000100060000000300110000600500170001700800410003404000270007504100080010204400080011008000100011865000150012871000420014324500960018526000420028130000270032365000120035065000130036265500100037538007AR-SsjUBGM20251206163037.0250720s1934    xxu           000 0 eng d  aAR-SsjUBGMcAR-SsjUBGM0 aeng  axxu  a526.6 4aTOPOGRAFIA2 aCanadá.bDepartment of the Interior00aManual for determination of astronomical latitude and longitude :bfor topographic mapping.  aOttawa :bDep.of the Interior,c1934.  a262 p. :bil. ;c25 cm 4aLatitud 4aLongitud 4aLibro