World scientists and inventors, part two : with picture and biographies, their inventions and discoveries /
Esto, Rey
World scientists and inventors, part two : with picture and biographies, their inventions and discoveries / Rey Esto - sl. : R.E Books Marketing, 1989 - 86 p., 19 cm.
971860039
Inventors--Biography
Scientists--Biography
925
World scientists and inventors, part two : with picture and biographies, their inventions and discoveries / Rey Esto - sl. : R.E Books Marketing, 1989 - 86 p., 19 cm.
971860039
Inventors--Biography
Scientists--Biography
925
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