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).
Data table recording type load, actual load, and plate thickness measurements for various test pieces.
| Identifier | ExFiles\Box 154a\4\ scan0016 | |
| Date | 15th December 1936 guessed | |
| DRG. N°: F.58608, F.58608, F.58608, F.58608 PIECE N°: F.58612, F.58611, F.58611, F.58611 TYPE LOAD: 1200 LBS., 1100 LBS., 1100 LBS., 1100 LBS. ACTUAL LOAD: 1178 LBS., 1148 LBS., 1130 LBS., 1060 LBS. PLATE THICKNESS: Columns: A, B, C, D Data Grid (Row Label, Unheaded Column, Col A, Col B Pair, Col C, Col D): TOP PLATE: .270, .272, .270 .273, .274, .270 2ND: .270, .275, .270 .270, .270, .262 3RD: .270, .272, .260 .258, .263, .259 4TH: .270, .265, .260 .257, .266, .265 5TH: .270, .265, .260 .269, .262, .247 6TH: .270, .258, .250 .258, .256, .246 7TH: .260, .255, .250 .257, .242, .242 8TH: .260, .255, .250 .258, .242, .233 9TH: .260, .255, .240 .250, .240, .240 10TH: .260, .253, .240 .250, .239, .235 | ||