december 21science and inventionformerlywork and learn while you sleep ( rare )all pages there with tape around the back edge to prevent further damageplease refer to all pictures and ask questions be

 

The Microscope. Its History, construction and application by Jabez Hogg, F.L.S., F.R.M.S. Seventh edition. London. George Routledge & Sons. 1869. 7.5" x 5.3". Rebound in tooled leather. Book and c

 

Three interesting mounts of Atlantic soundings sampled at different depths

 

Antique Brass Eyeglasses Loop-End Stems Early 1800s w period Case Description: This is an antique pair of brass frame eyeglasses with case dating, I would guess, to the early 1800s. The glasses were h

 

ANTIQUE / VINTAGE POCKET COMPASS MADE FROM METAL not solid silver NO NAMES OR NUMBERED FROM TOP OF RING TO BASE OF CASE = 6.2 cm DIAMETER OF CASE = 4.5 cm the stain to one side i assume will clean pol

 

EXCELLENT BOXED ANTIQUE MEDICAL SCALE COMPLETE WITH BOXED WEIGHTS / SCALE UNSCREWS AND BREAKS DOWN TO FIT INSIDE THE DRAWER FOR TRANSPORT - SIZE IS 10" X 2 3/4" X 4 1/2" - EXCELLENT PLUS CONDITION - G

 

Chavalier Antique French Opera Glasses - Binoculars Pewter and Brass. Fully functional .

 

Up for auction is this "Proof and Tralles Tp. 60 degrees F." Hydrometer, made in USA, Estate sale find. I have no idea how these work or how old this one is. Comes in the original box with the test tu

 

Lot of 1908 Vol 5 of the electric journal, a trade publication for electrical engineering and serious amateurs. This is all of Vol 5 all 12 issues, there are some minor condition issues with some, lig

 

A rare 19th century Apothecary Show Globe. The globe is hand blown and has bubbles and swirls in the glass, it features a wheel-cut floral and foliate decoration and applied rings on necks with footed