2066 Set of gram weights. Used with a balance. Intended to make it
unnecessary to do arithmetic. Guess: For weighing gold dust.
2069 Reflecting telescope mirror blank.
2070 Field biologist's kit. Aid in examining the icky things a field
biologist cares about.
That's the word that I was looking for, it was described as a naturalist's
cane. Not sure if you saw the other post where I replied to someone who
correctly explained that the spike was to be stuck into the ground so the
cane would make a stand for the microscope.
I saw it -- after the posting above. :-)
How tall was the cane exclusive of the spike? It strikes me
that it would require bending over an uncomfortable amount to use it as
a microscope stand. (Now -- it might be possible to stick it into a
tree truck horizontally at a convenient height -- but then the objects
being studied would be likely to fall off.
I changed my answer for this one, they are listed in the Dictionary of
American Hand Tools as auger bit guides, which are used to keep a bit
centered when enlarging an existing hole, to see a diagram of one in use,
scroll to the bottom of the link below and look on the right page of the
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