A neat pair of opera glasses. They measure 4" x 2.5". Has green case with wear. See photos. The binoculars also have wear, too. See photos. On glasses, it reads: Imported by Aloe Herbstein & Co. O

 

Engineering Technology Blasting Crimpers, used, but in excellent condition, still very sharp and easily pliable. Has a straight edge screwdriver head and a Phillips head screwdriver on each leg.

 

I am not sure how old this magnifying glass is. It is large, measures 9" long, 4" across. Thank you for viewing.

 

Nice Vintage / Antique Boxed Jackson Bros Ltd Drawing Set - VGC Description This is a no reserve auction There is no buy it now option We combine postage for multiple items to reduce your costs This i

 

This is a very early antique slide rule. Frederick Post Co, #1441. This is a smaller version of 4". Previous owner has inscribed name on back of slide rule as well as inside and back of leather case.

 

Drawing Instrument Set with Slide Rule, Flexible Curves and Compass all in Original Boxes Here is a fascinating set of 4 drawing instruments comprising of; · Simplon Slide Rule in original box togeth

 

For sale here is a David White Co. 6061 Balloon Theodolite. The plate says No. 91024. Olive green in color and comes with wooden storage/transport box. Box is sturdy but has many scratched, nicks and

 

Thiourea is also known as thiocarbamide. White, lustrous crystals with a density of 1.4 and a melting point of 180 degrees Celsius. Soluble in cold water. It's uses include - photography (removing sta

 

4 3/4" and looks really nice. Unfortunately, there is a crack across face. The setting knob is also loose. I don't know if this can be repaired or maybe used for parts. ??? Please check the other item

 

Up for auction is a vintage sears 48 prepared slides for honey bee and butterfly parts, bacteria, tiny creatures and sea life. This kit includes 48 slides numbered and labeled individually 1-48 # 26 i