Blue Jays on Branches, with Copious Handwritten Notes on Reverse, RPPC drawing on basket but when I spotted this

but when I spotted this one I had a sense it was a pretty special little thing

the absolute temperature scale (measured in kelvins)

pinned/stabled to a peg board

and forever with labor intensive

This early one

Blue Jays on Branches, with Copious Handwritten Notes on Reverse, RPPC drawing on basket but when I spotted thisThe photo here is perhaps a bit underexposed, which lends these blue jays in their diorama type situation a sense of delicacy and etherealness, which, combined with the very sharp focus of the image, makes them feel all the more like exotic specimens. As such, the reverse of the rppc meets the image perfectly describing the size and markings (in great detail) and habits of the bird, culminating with: "people throw from mountain tops meat and bread