This is a Calculigraphe, invented by Henri Chatelain of France, circa 1890. It is essentially a calculating circle (slide rule). The instructions begin "The Calculating Circle is an instrument by mean

 

An antique, compass , barometer, thermometer compendium by Gualdoni, Paris. In the original , marked case. All in excellent, near mint condition and in full working order. Both thermometer and baromet

 

This will be carefully packed for safe shipping. Insurance will be included to US destinations if over $40. Click here to see my other auctions Please ask any questions before bidding, thank you for y

 

Nature's Teachings: Human Invention Anticipated by Nature, by Rev. J.G. Wood. London: William Glaisher, 1903. A very rare book. I've never really seen a book quite like this before. His thesis seems t

 

Antique Medical Surgical Instrument Civil War era? Unknown use. Looks like a probe? Only thoughts I have are for probing a wound? For bullet? Some patina consistent with age of item.. I believe the sm

 

Up for auction is a nice old 1800s brass field microscope. Comes in the original wood box. It is in good condition with normal wear commensurate with age. Please see photos carefully for details. Meas

 

These 4 Microscope Slides are all of various diatoms including an arranged one of 12 Freshwater Diatoms by Philip Harris Biological. The other three are: Diatoms from Lompoc (America); Diatomaceae fro

 

ANTIQUE 18th CENTURY PEWTER IRRIGATION SYRINGE WOOD HANDLE & PLUNGER ANTIQUE 18th CENTURY PEWTER IRRIGATION SYRINGE WOOD HANDLE & PLUNGER _________________________________ eRiverCity ... eBay

 

Listed is a WWI era package of what I think is "Quack Medicine". It is marked "HUMPHREYS HOMOEOPATHIC PAINFUL MENSES". I believe it to be a glass bottle full of pills but cannot really tell because th

 

Antique Funeral Parlor Supply Rochester NY Germicide Co Embossed Embalming Fluid Bottle Marked With Pat. Jan. 25 1888 Four Sided Clear Glass Good condition with no chips or cracks noted. Wonderful add