TY  - BOOK
AU  - Larsen,Egon, x
AU  - x
TI  - Men who changed the kworld: stories of invention and discovery
SN  - x     
U1  - 609/LAM 
PY  - 1962///
CY  - Lond.
PB  - E.L.B.S.
KW  - Science-Discoveries
KW  - Discoveries
ER  -