Simply stamped JD. Bullseye condensers contain a convexed lens that is used to focus and control the light illuminating a subject under a microscope.

 

This is a really nice little antique bottle! It's a Mercuro-chrome bottle from the early 1900's; it's clear in color, has a partial label, & a glass stopper. Please check all of my pics carefully

 

Here we have an antique, ceramic, under-glaze transferred toothpaste jar entitled "American Dentifrice" and attributed to the prescription of C.R. Coffin D.D.S. (BALTIMORE COLLEGE OF DENTAL SURGERY) T

 

Box Measures 5" x 3 1/2" x 2" High Telescope measures 4" x 3" Nice quality reproduction of a traveling monocular and box. This piece is all brass adjusts by turning the eye piece and collapses flat wi

 

As shown and as described...bid accordingly, please... (I'm the kid who collected it in 1965.)

 

HERE ARE 115 OLD AND ORIGINAL=NOT REPRODUCTIONS MEDICINE BOTTLE LABELS IN REAL GOOD CONDITION. ALL ARE DIFFERENT AND SOME FROM THE LATE 1800S= = MANY REAL HARD TO FIND ONES TOO . REAL NICE ASSORTMENT-

 

Vintage Spencer Buffalo USA microscope.Two lenses 16mm and 4mm. Serial number 97120 stamped on top of arm. 12 inches tall. No damage. No case. That smudge you see on the lense is a bit of grunge I hav

 

These 20 Microscope Slides show a variety of Marine and Freshwater plants and creatures. The close-up photograph is Cnidaria Obelia by B Anton. The slides are in very good condition, very clean with c

 

For sale is this antique anesthetic vaporizer that was invented by S. H. Allis of Philadelphia in 1874. This one is circa 1890. I found this description on the web: "an anesthetic vaporizer which was

 

NICE RARE EARLY DOCTOR'S SCARIFICATOR --IN WORKING ORDER -- AS FOUND CONDITION, NEEDS OUTSIDE CLEANING--USED FOR BLEEDING OR FOR THE INTRODUCTION OF MEDICINES INTO THE BODY --SCARCE STYLE-- NICE SIZE