This auction is for a K&E LOG DUPLEX DECITRIG rule and case. The slide rule itself is in mint condition with both the slide and the cursor functioning like new. There are no defects with this item

 

permissible gas mask for ammonia. mine safety appliances co the mask is in good shape no dry cracks the spare canister still sealed

 

Skeleton Key ThermometerWhat a lovely piece this well made French working thermometer is!The glass crystal is clear and the brass has a nice warm patina.With it's built in back brace that folds flush,

 

This item has been around our home awhile so not sure of the exact age ...Its oak and made very well..It has the wheels that turn and flowers , leaves of nature as you look in on the wheels ..both spi

 

This Barometer was just found at an estate of a retired engineer in Pittsburgh, Pa... made by Atco, also has a Glass covered, Porcelain face..Outstanding ! The glass is totally intact showing no scrat

 

Set of vintage drafting tools in the original case which is in good working order.Comes with double-sided ruler with inches and millimeters (6 inch ruler)Comes with a six inch ruler that has 32nds and

 

You are bidding on 1 Dietzgen Alidade for use with a plane table. Instrument in very good condition. Case shows considerable use. Closing flap missing. Labled U.S. on instrument and case. Appears comp

 

N600-ES Speed Rule with case Used. Ruler itself is in great shape. The leather case is a bit rough. When you pull on the tab in back it does pull the ruler out about 1-2 inches - so that is working. I

 

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

 

shamm29123 Store Lovely Vintage Kaleidoscope in Box! Clear Glass Up for your review in todays auction is this vintage wooden Kaleidoscope in box! This is a smaller Kaleidoscope in the original box. It