Not sure if the barometer works properly.Not sure what type of wood. The barometer has some handling wear. The barometer looks to be in good condition. The barometer would go great in a collection. Fe

 

These 14 Microscope Slides are all Marine or Freshwater related. The close-up photograph is part of the Brachiolarian larva of an Echinodermata asteroidea (Starfish). The mountant on this particular s

 

polynya Store Antique wooden case with suede lining and 6 thermometers and flask original to case. Flask is broken as well as end of one thermometer. Thermometers marked BAIRD & TATLOCK, LONDON. T

 

Offered here is a hard paper card from the Public Sampling Works, Black Hawk, Colorado. Dated 1881. The Public Sampling Works was a bid process on gold ore concentrates coming from the Central City Di

 

OLD AW FABER CALCULATING RULER IN NEAR MINT CONDITION...LOOKS JUST ABOUT LIKE NEW

 

Early 20th Century Brass and Wood Ellipsograph Description - In cloth lined wood case, 11" x 5" x 1 3/4". Payment - We accept paypal. Sales Tax - California residents add 8% sales tax or send a resale

 

ANTIQUE ~Saybolt Standard Universal Chromometer~ W/CARRYING CASE & INSTRUCTIONS Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlar

 

Nice condition slide from the 1800''s. Part of a set of 1,000 I bought.will be selling for months, although, I may not have any new listings next week due to travel. This is the desirable large slide

 

HERE IS A VERY OLD RARE VINTAGE ANTIQUE FISHER THERMOMETER WITH METAL SCREW ON CASE TO PROTECT IT-NOT SURE HOW OLD-BUT I THINK 1800'S? OR ???? IN FINE SHAPE-WORKS WELL-NOT STRIPPED ON THREADS-SOLD AS

 

Up for bidding is this old balance beam scale. This will come with everything pictured. It is in need of some cleaning and please note that the front piece of glass on the drop down lid is missing. I