O.K. Posting from rec.crafts.metalworking as always:
2083) Interesting -- -- given its proximity to the more modern
device in the display case, I will guess that it is an
illumination source used by a medical professional of some sort.
2084) Hmm ... the blue part is designed to be bolted/screwed to some
surface, based on the counterbored hole under the second
The 11" length matches a common page dimension.
I suspect that it is a snap-in holder for documentation of some
form, such as computer manuals or frequently updated catalogs
used in places like photo stores and auto parts stores.
2085) This looks like a link to join chain segments, or perhaps
for rigging on a sailboat. Slide the parts apart and there is a
clear path to the eye on each end.
2086) Hmm ... perhaps a base for a music stand or dictionary stand?
2087) Perhaps a locking ring for joining a cylindrical container and
2088) A chain designed to roll around a cylindrical surface (a drum of
the link with the strap to the side locks it to the surface of
When there is no load on it, you can easily disconnect links
from each other, or add more links (if you have more than the
Now to see what others have suggested.
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