TY  - BOOK
AU  - Davis, J.R. Ainsworth
TI  - Encyclopaedia of scientific developments inventions and discoveries
SN  - 8186505156
U1  - R 503 21st ed.
PY  - 1996///
CY  - New Delhi
PB  - Bhavana Books and Prints
KW  - Agriculture
KW  - Discoveries in science
KW  - Encyclopedias and dictionaries
KW  - Inventions
N1  - Content: v.1. Astronomy
Content: v.2. Geology
Content: v.3. Physics
Content: v.4. Botany
Content: v.5. Agriculture

ER  -