Stunning Early Microphoto (c. 1870s) of Blood Disks, Pepperell, MA east 19th century with a little scraping to

with a little scraping to the slate that does not at all detract

1" deep at  center handle

and elegant long neck

1940s or so I'd guess

Some bristle loss and looseness (it will shed a little in handling)

Stunning Early Microphoto (c. 1870s) of Blood Disks, Pepperell, MA east 19th century with a little scraping toI bought and sold two other microphotographs of blood disks (taken under a microscope) by this same Dr. S. W. Fletcher of Pepperell, MA c. 1870s several months ago, and went back to my source to buy one more as I think they're so beautiful. I've learned that William Henry Fox Talbot (18001877) was taking photographs through a microscope as early as 1837, but it was really in the second half of the 19th century, first in Germany, that technologies