Fully extended 22", close focus about 12'. Extendable sunshade, retractible eyepiece cover. Weighs about 17 oz with case, case alone about 6 oz. Nice backpack piece if one is inclined. Field of view n

 

If you collect or restore old radios, crystal sets, early scientific apparatus, vintage test equipment, military surplus, or other unique old technical items, keep me on your favorite seller list. I a

 

200+ Medical 35mm Slides (Click photos for larger view in new window) 200+ medical 35mm slides, showing generally pretty disgusting stuff like diseased organs and cells. Overall condition seems to be

 

Up for auction here is a Vintage Butterfly Carbide Miner's Lantern Lamp with Mirror.This small lamp is in excellent condition. It measures 3 1/2" tall without the mirror. The maker is Butterfly. The l

 

This listing is for a vintage slide rule. It measures approx. 12 1/8" long when closed x 1 3/16" wide. It appears to be in excellent condition. Bid with confidence: I am an ID Verified Seller and have

 

For Sale Lot of 4 different slide rulers with 1 manual. All rulers are used case show some wear, rulers are in great shape no marks and slide freely. Dietzgen #1767 Pickett#160 Frederick Post #1460 Fr

 

A VERY NICE EXAMPLE OF AN RAAF STAMPED ICAN NAVIGATIONAL COMPUTER FROM WW2. STILL RETAINS THE THIGH PADS AND STRAPS. PLEASE STUDY PHOTOS AND CONTACT WITH ANY QUESTIONS.

 

This Is A Very Nice Pair of Tail Gunner and Night Vision Pilot Glasses From Rochester Optical Mfg. Co. of Rochester, NY. These Were Produced During The 1940's For The Department of Defense. Glasses We

 

joenico1 Store A vintage near mint condition fifteenth Edition, "Blaster's Handbook" put out by DuPont. look like new . Pages are perfect. No higlihted or missings, Please if you have any questions e-

 

Here is a nice Springfield thermometer on a wood plaque with a AEP Appalachian logo.This is a great advertising collection for the Appalachian power company.The plaque is approximately 8 inches tall a