Translated testimonial regarding the standard adoption of J.A.M. plugs Nos 1 and 2 for Hispano Suiza engines.
| Identifier | ExFiles\Box 33\3\ Scan229 | |
| Date | 29th December 1921 | |
| TRANSLATION of TESTIMONIAL AERONAUTIQUE & TRANSPORTS AERIENS SERVICE TECHNIQUE de l'AERONAUTIQUE 2, RUE JEANNE D'ARC ISSY-les-MOULINEAUX, le 29 December, 1921. No 17735/M SERVICE DES ETUDES L'Ingénieur en Chef FORTANT, Directeur du Service Technique de L'AERONAUTIQUE, à Monsieur J. {Mr Johnson W.M.} A. {Mr Adams} Moreau, 96 Boulevard Péreire, PARIS. OBJET: Homologation des bougies J. {Mr Johnson W.M.} A. {Mr Adams} M. {Mr Moon / Mr Moore} Nos 1 et 2 Dear Sir, I have the honour to bring the following fact before your notice. On my proposal, Mr le Sous-Sécretaire d'Etat de l'Aéronautique has decided to adopt as Standard, the J.A.M plugs Nos 1 and 2, as manufactured by you. This decision is the consequence of the satisfactory results obtained during the tests to which these plugs have been submitted on our Hispano Suiza Engines. pour le Directeur et P.O. L'Ingénieur en chef Chef du Service des Etudes Signed.....J. L A B A T | ||
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).