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).
Drawing of a Hispano Brake Carrier made from aluminium.
| Identifier | ExFiles\Box 22\1\ Scan101 | |
| Date | 11th February 1924 guessed | |
| HISPANO BRAKE CARRIER TOTAL WT WITH CAM & PIVOT PINS = 8 lbs [WITHOUT] SHOES BOSS FOR GUIDE PIN FOR SHOE .500 .275 12. 10m/m HOLES .240 SECTN B B MATERIAL - ALUMINIUM RIBS PIVOT PINS | ||