Mid Century Handmade Glass Microscope Slides with Textile Fibers fifth edition Wizard of Oz The ground reads white but

The ground reads white but is also reflective

and with just a little craquelure in the sky and a bit of minor warping to the board

” dates it prior to 1941 from what I have learned

4 3/8" x 1 1/2" w x 1 1/2" t and I would guess as old as the model of car it portrays

with just a bit of darkening and bumping around the edges

Mid Century Handmade Glass Microscope Slides with Textile Fibers fifth edition Wizard of Oz The ground reads white butI found this set of slides along with the set with pigments I just listed, and while these are less visually interesting, I really love them for the spectrum of strands of different fibers they capture, from linen to flax to wild silk to alpaca wool to fibers taken from the crown of President Jackson's beaver hat! (which I believe dates this set to 1965 and surely there's a story there!) Looking at things like this makes me want to write a story or