TY  - BOOK
AU  - Marshall,Alfred William[from old catalog]
TI  - Micrometers, slide gauges and calipers, principles, construction, operation and use of appliances for fine mechanical measurements, : Alfred w. marshall,
U1  - 681.2 
PY  - 1939///]
CY  - London
PB  - P. Marshall & co., ltd.
ER  -