Case is in good condition. There are some creases wear it bends to close. There are a few minor scuffs on the case. Ruler is in excellent condition.

 

It is a large Weston Electric Voltmeter. The face of the meter is 8 5/8" in diameter. The back plate is 9 5/8" in diameter. It is 4 1/2" deep. The posts on the back stick out an additional 2 1/4" maki

 

Dynamite Blasting Machine Dupont # 50 Antique     The box is in good shape except for a chipped corner over to the screws. The leather handle is broken but the ends are there along with the screws.I

 

Vintage 1499-H Precision Pantograph by Post Heavy Duty metal. In excellent condition. All parts and instructions are here. Box is stained on outside but not inside. There is a broken gasket which was

 

Here you have a vintage 30CC Super-Ward glass syringe. In great condition no chips has metal tip but NO NEEDLES. Comes with original box bottom with no lid. Payment is due within 3 days of auction end

 

You are bidding on a vintage weather station which shows the temperature, barometer pressure and hygrometer. It measures 10 1/2" x 13" x 1". The world view is brass and each instrument is made in Fran

 

This is a old collectible Devco mechanical slide pencil. I have many machinist and mechanical drawing items that were from an elderly mans estate. I can hear pencil lead when I shake it, but I am not

 

Size is 29"x35" with the wooden dowels adding a few inches to top and bottom. Paper on linen backed scientific chart. Made by Hagemann Company; Drosophila sex-linked II (criss-cross). There are 2 smal

 

***** THE BEST FOR COLLECTORS ***** I bring to your attention : VINTAGE SLIDE RULE CONDITION - VERY GOOD, WORKING . WITH ORIGINAL CASE AND MANUAL (in Russian). MADE IN USSR 1968. Thank you for bidding

 

On Jan-10-15 at 20:26:18 PST, seller added the following information: It appears that ebay completely deleted my description. Please note that the brass compasses have turned partially green. The cani