For your consideration a small brass parallel rule which measures 12” x 2 3/16”. It comes in its own wooden box and engraved with “Elliott Bros London” and “CVED” The "CVED" engraving come

 

Ultra RARE M A Finnell Thermometer made in New york. Made of Oak and the thermometer is still working perfectly. This is circa 1870s from what I gathered. The subject matter for each degree is comical

 

1787 Philosophia Britannica 40 Superb Engr, Microscopes Telescope, Maps, Scientefic Instruments, : Rare 1787 Volume III of The Philosophia Britannica 40 beautiful Copper Engravings. Very clean and tig

 

Offered here are two Mining Series souvenir cards from Will's Cigarettes. Card No. 20 and No. 23, showing a colorful scene of panning for gold in the Klondyke and Compressed Air Drilling underground i

 

ANTIQUE VICTORIAN ERA FAMILY LETTER SCALE AS IS USED CONDITION MADE OF BRASS.

 

Vintage Trial Lens Set in Wooden Box, Very Old-Geneva OpticalGeneva Optical-ChicagoHere is a very nice trial lens kit that is very old manufactured by Geneva Optical in Chicago. There are 185 lenses (

 

Early pontiled, green Demijohn, utility bottle, ca. 1830-1860. Up for auction is an early, green, demijohn. The height of the bottle is 14.6 inch. There are no chips, or cracks on this bottle. There a

 

Sorry error. Burton manufacturing Quack Medical device for delivering electric current. You're bidding on a Vintage Quack Medical device made by Burton! Case in good shape with wear on the corners. Op

 

Chidsey & Partridge, Boston silver plated Otoscope. Cased with some lid damage. Missing one ear adapter. Sells as-described and photographed please.

 

Up for auction to U.S. customers only is an old tool called a section liner. According to what little research I've done, it was used for methodical drawing of repeated precise parallel lines with a s