00273cam a22000857a 4500008004000000082001600040245006000056260004600116650002500162180718b1957   xxu||||| |||| 00| 0 eng d  aA7:1x7 B283  aNorth America with boundaries, roads and railways (map)  aEdinburgbJohn Bartholomew and Sonsc1957  aNorth America - Maps