TY  - BOOK
TI  - Science and technology year by year: discoveries and inventions from the last century that shape our lives
SN  - 1840284412 (hbk.)
AV  - T20 .S35 2001
U1  - 509.04 21
PY  - 2001///
CY  - London
PB  - Marshall Pub.
KW  - Inventions
KW  - History
KW  - 20th century
KW  - Handbooks, manuals, etc
KW  - Engineering
KW  - Science
N1  - Includes index
ER  -