345 is a Calculator - circular slide ruler in a watch style case. Russian?
346 is a mortise bit without the drill
347 is a puzzle
348 is a fire sprinkler
349 is an electric motor
350 is a slingshot handle


--
Sal D'Ambra
Blue Ridge Summit, PA
"R.H." wrote in message
. ..
Just posted another set:

http://puzzlephotos.blogspot.com/


Rob