Vintage 'The Scaleometer' small optical measuring device, has a scale within the lense? Possibly Silver?

 

A handmade vintage human eye prosthetic Condition: was very good but now it's broken. Look at the pictures to see exactly where and how much. Consider the fact that it was made in 1940-1945 aprox. Siz

 

A BEAUTIFUL VINTAGE SET OF TARCO INSTRUMENTS MADE IN GERMANY. # 3670. 12 PIECES. WOODEN BOX. VERY NICE

 

Vintage Russian USSR Logarithmic one sided(single)Slide Rule in case In a green plastic case(marked LSLO - 250 - 14 P) Made in USSR, 1979(written on the paper instruction) Size - 30 cm length Used, in

 

Protractor Drafting Drawing Set Germany Compass Protractor Full by Fredrick Post This is a very nice protractor set Made In Germany. Shipping is $5

 

Vintage Brass Guy's Dropper Carbide Miner's Lamp, Universal Lamp Co., Springfield IL, USA. Wonderful looking lamp used on the hats of coal miners. Still has the rubber at the bottom and in very nice c

 

Up for bid is a Dentist tooth display.the display has teeth that come out and then split, so you can see the inside.The jaw comes apart so you can see what that looks like.Look at the pictures.The tee

 

HUGE Combined Shipping Discount! Domestic: ~~~ Just 25 cents each additional set! ~~~ Win 20 or more sets, and shipping is only 25 cents each set! ~~~ Please Wait for my Combined Invoice! Internationa

 

....... "PICKETT MODEL N-16-ES ELECTRONIC" SLIDE RULE W/ CASE, MEASURES APPROX 12-1/4" BY 2", USED BUT CLEAN CONDITION,...................................Before you bid please remember these are antiq

 

Awesome sign with embossed lettering It says A. M. Wentworth Scientific Optician Portland Maine, 546 1/2 Congress street Portland Maine, and a large pair of early eye glasses. The sign is in Very Good