00254nam a2200109Ia 4500008004000000082001500040100002000055245002300075260002800098300000800126650001000134210210b1962   xxu||||| |||| 00| 0 eng d  a629.4 BURF  aBURGESS (Eric).  aFrontier to space.  aNYbCollier Booksc1962  a190  aSpace