BWWN/31/11A
"Box 31. File 11a. British Standard Specifications,1936-1937, 1938"
Description
Standards specifications:
"BSS for Trailing Cables for Mining Purposes"
"Sisal Ropes White & Tarred"
"British Electrode Classification"
"Glossary of Terms Applicable to Wrought Products in Copper, Zinc, Brass and other Copper Alloys"
Date
1936-1947
Reference code
BWWN/31/11A
Extent & medium
booklets