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).
Promotional letter from OSA Apparate-Gesellschaft M.B.H. for the Optical Indicator Manograf Otto Schulze.
| Identifier | ExFiles\Box 33\5\ Scan049 | |
| Date | 1st January 1921 guessed | |
| OSA APPARATE-GESELLSCHAFT M.{Mr Moon / Mr Moore} B. H.{Arthur M. Hanbury - Head Complaints} Concerning: Optical indicator manograf Otto Schulze. In connection with our offer of to-day in tachometers, clocks and revolution indicators for automobiles and motorcycles, we beg to call your attention at the same time to our optical indicator manograf Otto Schulze By means of our OSA manograf, high - speed motors of all kinds, espe- cially automobile- and motorcycle - motors up to 6000 revolutions, can be most precisely indicated. It is till now the only indicator in the whole world accomplishing this task. The manograf saves, above all, all time-absorbing and expen- sive tests, shows immediately every interruption and every working-defi- ciency, shows to the constructor the possibilities of improvements. Only with the help of the manograf many constructors have succee- ded in improving the work of the motor considerably. The apparatus is therefore an indispensable instrument for testing motor constructions, and is already being used by all leading works of automobile- and motor- industry home and abroad. The prospectus enclosed gives you a brief description of the natu- re, the purpose and the working of the manograf. With further printed matter, references and detailed offer we are at your service at any time. Trusting to hear from you soon, we are Yours most respectfully Printed matters. | ||