DAVID WHITE 30438 TRANSIT VINTAGE!!!WITH BOX! SHIPPING IS $25.00 ITS HEAVY!NOT SURE IF THIS WORKS BOUGHT AT ESTATE SALE NICE OLD PIECE LENSES ARE GOOD SOME OF THE PAINT APPEARS TO BE CHIPPING BUT OVER

 

*Vintage* Leeds & Northup 1950s Potentiometer -Nuclear Era- Model C500 Product Description PLEASE READ CAREFULLY! Up for bid is this *Vintage* Leeds & Northup 1950s Potentiometer -Nuclear Era-

 

17 scales 12" long. Cursor and center slide bar move smoothly. No writing on slide rule or case. Front Scale K, A [ B, ST, T, S, C ] D, DI Back Scale DF [ CF, CIF, CI, C ] D, DI, L

 

VINTAGE K2 HORSE RACING calculator - includes booklet, round slide rule and case. This plastic circular slide rule has a white base, with three concentric logarithmic scales, all numbered from 1 to 50

 

You are bidding on a 8 1/2"x 11" black & white photo of a View of a 120-B Bucyrus-Erie Shovel at the Baltimore Stripping in Pennsylvania coal mine mining.THE WORD SAMPLE WILL NOT BE ON THE PHOTO$2

 

Here we have this Rare Unique Brass Cased Desktop Office Thermometer USA Made by Cooper. The coil Spring Mechanism is made by Cooper and the brass cover is made by International Silver. This is a grea

 

Chemcraft Chemistry Outfit No. 5 in original box. Has some missing items but overall a nice set. Case has latch to close the box. Closed box measure 14" long X 10" wide. No dates visible. Payment by P

 

THIS IS AN 11" SLIDE RULE FROM KEUFFEL & ESSER CO.

 

Dietzgen Transit with Wooden Tripod.I don't know much about this transit, other than it's vintage, (don't know the year it was made). The individual I got it from used it for several year's in his con

 

Bruning Vintage Electric Drafting Pencil Eraser Black USED signs of use and scratches. it's working. Accessories: No manual (Instructions), NO other attachments just what you see in the pictures.