Hi, At 22:43 18.12.1997 -0500, Jay Repsler wrote: > >A fellow typewriter collector asked me this question about a theodolite. >Does anyone here have some info? > >---------- Forwarded message ---------- >Jay, >Maybe we can share some information. I have a lot of stuff on Gould, all >his horological writings and most of his books on oddities and curiosities. >I even have a self portrait of him at his desk at the Hydrographic Office. >Nothing, I'm afraid, on his typewriter interests. I'd be happy to share any >of this stuff. > >I just acquired a Russian astronomical theodolite which was used, I am >told, for satellite tracking. It is described as being made by the Moscow >Central Nautical Scientific Institute, model 80M3 (the '8' is really a >backwards E), 1971, sn 361. The main 'scope has a 55mm objective with a >couple of eyepieces, 45x and 56x. There is a 30x finder 'scope, Filar >microscopes to read the horizontal rotation to 1 arc second(!) and the >vertical to 5. It's a giant instrument. The machine and its 2 large fitted >oak cases weighs 80 Kg. Everything seems to operate well. The only I can guess is that 80M3 = EOMZ stands for 'Eksperimentalnyy Optiko-Mekhanicheskiy Zavod' = Experimental Optico-Mechanical Plant of the said Central Nautical Scientific Institute. Igor Lissov