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).
A.I.D. (Aeronautical Inspection Directorate) inspection certificate for an aero engine and spares.
| Identifier | WestWitteringFiles\P\2October1926-December1926\ Scan118 | |
| Date | 18th February 1928 | |
| RR 768 (20H SETS) (SG{Arthur F. Sidgreaves - MD} 647 19-2-20) MP 218511 CERTIFICATE No. TO A.I.D. CERTIFICATE OF INSPECTION BY A.I.D. ROLLS-ROYCE ENGINES AND SPARES. C.E.No. 40. WO. No. 9 Name of Customer: MESSRS VICKERS Address: X.3080 Engine No.: AERO ENGINE 'H' TYPE BORE 5" STROKE 7 1/2" Customer's Order No.: Type: NEW 12-CYL Date: 18.2.28 A.R.R. Card No.: Works Order No.: 9 DETAILS. (Faint, mirrored bleed-through text from another document: should be drawn up to the engine by the firm. case RR.28 would have been used. The letter 'W' was turned instead of broad arrow, because of the a called 'W' engine in Master Lion to hand and for other reasons. I think this is bad but, it is suggested 'D', for Condor, 20 H.P., because of two reasons. and C.I. and D.II. and had to be so many, if please, but we may say some number, i.e. in letters such as RR-28, and then modifications follow. they should stand RR.28b, because the letters 'RR' seem that letters. Write alone and not be continued with the type. etc and Y stroke the SS{S. Smith} will stand to the engine is about 8 cwt not matter if it or that engine it does station. When we are at mean any saving on equipage there at all to do an opposing there is still a do reaction to such a is written about a 2,000,000 contracts.) This is to certify that the engine or parts enumerated above have been subjected to A.I.D. Inspection and are considered satisfactory in accordance with the standard required for service in the Royal Air Force. 1 Copy to O.{Mr Oldham} i/c E.C.R. 3 Copies to R.R. Ltd. 1 Copy to O.{Mr Oldham} i/c R.R. A.I.D. (Signed) FOR CHIEF INSPECTOR OF ENGINES, AERONAUTICAL INSPECTION DEPT. "ACTING GROUND ENGINEER ON BEHALF OF MESSRS. ROLLS-ROYCE LTD BY ARRANGEMENTS WITH THE C.G.C.A." | ||