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).
Telegram discussing the compatibility of Aerolite pistons with different types of rods and rings.
| Identifier | ExFiles\Box 27a\1\ Scan419 | |
| Date | 4th May 1936 | |
| X1745 4.5. 36. SLEATOR, FRANCOBRIT, PARIS. AEROLITE PISTONS O.K. WITH NON-DRILLED RODS. DON'T FIT SPECIAL RINGS IN OVERSIZE BORES. SPECIAL RINGS NECESSITATE DRILLED RODS. ROBOTHAM, ROYCAR. | ||