Description: Vintage Pickett Slide Rule 1010-T / 271 - with Leather Case The slide rule is in good condition with a few areas of darkening. The case has some rub marks and wear but is in overall very

 

Microscope Carl Zeiss Jena, condition - like new, never used. Only one objective.

 

This is a vintage Acme no. 601 DIWA Slide ruler that is in used condition. It has the original leather case, cardboard box and instructions.

 

Antique dovetail wood box with a tag on the lid marked Fisher Scientific Company Pittsburgh, PA-St. Louis, MO. Eimer and Amend New York, NY., USA. The front latch is marked Eagle lock CO, and the box

 

Elliot Speed Indicator Elliott Speed Indicator in original box, which has some writing on the lid. Not tested, sold mainly for display. Excellent condition as you can see in the photos. Will ship worl

 

Neat old Pyrex glass sterilizer with insert tray Used.Clean. Measures 101/2 by 41/2 by 3 inches tall

 

You are bidding on an 8 1/2" x 11" color photo of Peabody Coal Company,s 8900 Marion dragline at their Hawthorn Coal Mine near Linton, Indiana coal mine mining.$1.75 USPS first class shipping, US only

 

This lot is a 2 Volume collection of my Fathers work related notes, calculations and technical data. He worked fo Beloit Walmsley Corp. of Wisconsin USA as a paper machine designer from 1952 until his

 

A Tiny, two sided, Celluloid and wood Pocket Slide Rule, Made in Germany, No 41 by Albert Nestler A-G, Lahr, Baden, between the Wars, I think. In its leather case, aluminium slide, no damage.The small

 

Offered here is a 1935 letterhead and brochure from the Denver Equipment Company regarding their Denver Unit Flotation Cells. Two sided flyer well detailed, illustrated with photographs of how this mi