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).
Four graphs comparing 'LUNAR L.C.' low and high pressure tests under different load, stroke, and temperature conditions.
| Identifier | ExFiles\Box 28\1\ Scan271 | |
| Date | 13th July 1931 | |
| Section A: LUNAR L.C. Low Pressure As Supplied. Loads 4/SQ.LB. 4" Stroke 150 R.P.H 70 " 180lbs 300lbs Section B: LUNAR L.C. Low Pressure As Supplied. Load 4/SQ.LB. 4" Stroke. TEMP 50°C 150 R.P.H 70 " 160lbs 300lbs 13-7-31 Section C: LUNAR L.C. High Pressure As Supplied. Loads 4/SQ.LB. 4" Stroke 150 R.P.H 70 " 190lbs 300lbs Section D: LUNAR L.C. High Pressure As Supplied. Load 4/SQ.LB. 4" Stroke. TEMP 50°C 150 R.P.H 70 " 160lbs 300lbs 13-7-31 | ||