used unit as-is missing a clamp on holder , other clam is there, 42(f4.2mm) na 0.6510 (16mm)na 0.65025 ba optico co 15mm broncse43(f4.2mm)Na0.65

 

KEUFFEL & ESSER CO. PLANIMETER NO. 4236 Serial No. 253 Constant 214.92 Item is in excellent condition and shows very little if any use. Great piece for a collector. Shipping to USA only Made in Ge

 

You are bidding on a vintage like new ALVIN 1150 ELITE DECILOG TRIG LOG LOG SLIDE RULE. Includes leather case, original box and instructions.

 

UP FOR AUCTION WE HAVE 2 ENGINEERING RULERS. THANK YOU FOR LOOKING, CHECK OUT MY OTHER ITEMS AND PUT ME ON YOUR FAVORITES LIST TO SAVE $$$ ON EVERYTHING + I COMBINE SHIPPING !!!

 

Up for sale is a Concise Slide Rule Model #28n. It still has the original case and manual. Sold as is.

 

Brown Platignum Fountain Pen Italic Broad Nib Good Condition This is a Brown Platignum Fountain Pen With Italic Broad Nib. It is in Good Condition. I received this pen in a large lot of drafting equip

 

Milk Glass Mortar with Green stripe and a Blown glass pestleMortar is 3" tall by 3" diameterPestle is 4 7/8" long x 1 3/8" diameter at bottom, it is blown and has beautiful bubbles and a semi polished

 

BLACK AND WHITE KALEIDOSCOPE Description View Full Size image View Full Size image View Full Size image View Full Size image View Full Size image View Full Size image**** MADE IN THE USA ****THIS LOVE

 

This is for an old surveyor's transit made by Keuffel & Esser Co. It has the serial number 233726 on the tag. I don't really know anything about this piece but the optics seem to be really good. I

 

Up for your viewing and bidding pleasure is a collection of Vintage Eagle Turquoise Drafting/drawing Pencils with 5 Cases of Leads. 5 plastic cases of leads with 2 vintage pencils (Made In England) I