What I have:
Chronoscope 1/100 sec.
Brass case. Diam - 9.1 cm. High - 6 cm. Dial - 7.5 cm.
Interesting value this one. I don't find another one for sale, and don't have any ideas about price.
I know what Lobner system with electric starting pistol use at the 1936 Summer Olympic Games and Lobner...