Nice condition slide from the 1800's. Specimen in good condition. This is of a fossil. It is odd that it is covered on the reverse, A nice slide. A mollusk with many shells in one. I am a old school w

 

This item is a unique instrument containing a compass and barometer that unscrew so both can be used at the same time. It is approximately 2" diameter and 1" think when it is together. The compass has

 

Beautiful 1930 Ernst Leitz Wetzlar Microscope Wonderful Brass Knobs and Accents Original Case with Keys Two Eyepiece Oculars and 3 Objective lenses & cases Light Control Adjustment Slide Position

 

Here is an awesome lot of U.S.A. Standard Sieve Series wire cloth seives. (3) in all...the numbers are...1) Sieve # 100 opening 0.0039 2) Sieve # 200 opening 0.0029 3) Sieve # 325 opening 0.0017. All

 

Here is a nice clean functional DUPONT #30 BLASTING MACHINE for your consideration. Functions strongly and smoothly. Wood cabinet show a tiny bit of weathering but a nice coat of oil will spruce it ri

 

Up for Auction Very Nice Rare Vintage Swiveling Brass & Glass Magnifying GlassIn Nice Condition has Weigthed Bass Has adjusting screws for different movability. Stands Approx 14" Plus High Base Me

 

sushimonster Store RARE 1922 KEUFFEL & ESSER 4041 SLIDE RULE ALL GLASS CURSOR EARLY K&E RULER

 

Superb Antique Mahogany cased Wimshurst Machine Scientific Instrument. In excellent working order. A few turns of the handle and there is a lightening bolt produced. Circa 1900-1910 in date. 28cm x 25

 

This beautiful vintage Master Violet Ray machine came to me in excellent condition and works flawlessly. Originally it came with only one glass electrode. I am including a second glass electrode which

 

ANTIQUE AUTHENTIC DOCTOR'S BAG 1930'S TOP GRAIN COWHIDE IN BEAUTIFUL CONDITION. LATCH WORKS. HANDLES ARE GREAT AND STRONG. INSIDE IS NICE WITH A FEW MINOR WORN PLACES FROM AGE.SEE PICTS! 15 1/2" LONG