The Mechanical Engineer Pocket Calculator .................................... 8 images available top left. ....................................... The Mechanical Engineer Pocket Calculator/ Slide Rul

 

Antique Straight Stem Steel Frame Eyeglasses Early 1800s Description: This is an antique pair of straight stem eyeglasses dating, I would guess, to the early 1800s. The frames attract a magnet and app

 

 

Vintage MASTER APPLIANCES VIOLET RAY OZONE GENERATOR 1930s Medical Quackery WORKING A genuine piece of early 20th century medical quackery, this Violet Ray Ozone Generator from Master Appliances claim

 

Here is a "GUY'S DROPPER PAT. 5-26-14 -- 9-19-16" miner's carbide lamp designed to be worn on a miner's hat/cap. This vintage light has its original 2 3/8" brass reflector and the soldered-on wire bra

 

I have for sale what i believe to be a good little collectors item. It is a small travelling/Field compass dating from the mid 19th century. Unsure if compass is working,needle rotates ,not sure how t

 

In excellent condition No keys All contents included

 

I am selling a great antqiue 1908 St. Louis College of Medicine & Surgery Dissection Photo. ~~NO RESERVES!~~ This is an original, not a reproduction. This is the 2nd photo is a series of 2. My oth

 

Brass Blood Letting (Bleeder) English Scarificator ca1900(?)Brass with12 steel blades. There is a depth adjuster for the blades. The cocking leverand trigger all function. The housing on this model me

 

This beautiful 2 qt bottle is in excellent condition. It also appears to contain the original cork that is in very good condition as well, it is not decaying or chipped, still smooth and firm. There a