From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Calculation for the cross-sectional area of a strip and its equivalent wire gauge.
| Identifier | WestWitteringFiles\K\June1923\ Scan79 | |
| Date | 12th June 1923 guessed | |
| -7- The cross sectional area of the strip = .00815 / .695 = .0117 sq.in. i.e. equivalent nearly to 10 S.W.G. round wire. EFC. | ||