TY  - BOOK
AU  - Hawkes, Nigel
TI  - Early Scientific Instruments
SN  - 896591921
U1  - 681.75 
PY  - 1981///
CY  - New York 
PB  - Abbeville 
KW  - Precision Instruments
KW  - Technology
N1  - Includes colour pictures of instruments
ER  -