In article ,
R.H. wrote:
Another set of photos have just been posted:

http://puzzlephotos.blogspot.com/

339: Lathe center

340: A hook, meant to be hung over a wall or door.

341: Some sort of locking fastener

342: Spacer for a glass table

343: Reusable "red tag" for locking out switches controlling devices
being worked on

344: Clutch
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There's no such thing as a free lunch, but certain accounting practices can
result in a fully-depreciated one.