TY  - BOOK
AU  - Larsen, Egon.
TI  - Men who changed the world: stories of invention and discovery 
T2  - Science Today
AV  - T39 .L43 1953
U1  - 925 
PY  - 1953///
CY  - London
PB  - Phoenix House
KW  - Inventors
N1  - Includes index
ER  -