Demonstration Vacuum Pump, c. 1870

Austrian Vacuum Pump, c. 1900 Signed "Allgem. österr. Lehrmittel Anstalt, Wien", lacquered brass, with 2 pumps, manometer and a sturdy glass receiver, mounted on walnut table, overall size 23 3/5 x 1

ANTIQUE LAKESIDE VACUUM HAND PUMP, C. 1890. ON WOOD BASE. 24" W x 41" H. THIS ITEM EXCEEDS SIZE LIMITATIONS FOR IN HOUSE SHIPPING.

"Superior" Hand Pump Vacuum Cleaner, c.1910. 51" length

"The Richardson" Hand Pump Vacuum Cleaner, c.1910s. Metal body on wood base 25"x12" x 21" tall

"Marvel" Hand Pump Vacuum Cleaner, c.1910. 52" length

Doty Hand Pump Vacuum Cleaner, c.1910s. 62" length

"Gem" Hand Pump Vacuum Cleaner, c.1910. 62" length

Group of Vacuum Tubes, c. 1915 Physical demonstration models. 1) Geissler tube lighting up by friction, length 19 1/3 in. – And: 2) 10 various Geissler tubes, 2 of them liquid-filled, some uranium

X-Ray Tube by Leybold, c. 1929 Cologne, with regenerator and separate unit for the connection to a Gaede vacuum pump, with ground-glass connector and 2 taps. Overall length 20 ½ in. Röntge

19th C Ducretet et Cie a Paris Brass Hand Vacuum Pump. 18 inches H. Used for either adding or removing air.

From Christie's Auction, July 11, 1967, included in a lot of "Ten items, belonging to Princess Louise of Prussia", bid through Doris Langley Moore. One pair fuchsia satin pumps having elaborate grosgr

2 Large Physical Demonstration Instruments, c. 1880 1) "Electrical Egg", for the demonstration of an electrical discharge between two electrodes in a near vacuum, original lacquered brass, height 25 i

2 Physical Demonstration Models, c. 1910 1) Crookes' radiant matter tube, height 16 ½ in. – And: 2) Winkelmann-type vacuum double bulb, 1 glass tip broken, height 15 ¾ in. 2 physikalische Demonstr

Including: "Pump Discharge" by Crosby, Boston, 7 3/4" diam. with 1 1/2" stem extension; PLUS "Exhaust-Vacuum" by Ashcroft-American of Bridgeport, Conn. for General Electric of Schenectady, NY, 5 3/4"

Gilt Architectural Musical Automaton Clock, C. 1870 Approximate Dimensions : 48cm*40cm

Dutch dollhouse, c. 1870, height: 80 cm, width: 52 cm, depth: 62 cm, playable on both sides , front can be removed, windows in front and in the back, small balcony, inside very beautiful produced with

Gilt Architectural Musical Automaton Clock, c. 1870 France, with two-train movement stamped "Baullier & Fils, Paris, 701", striking hours and halves on bell, silk-thread suspension, 1 ½-inch (3,8 cm)

UNIDENTIFIED TLINGIT ARTIST Walking Stick, c. 1870 wood, 30 x 3.25 x 1 in (76.2 x 8.3 x 2.5 cm), measurements reflect dimensions without custom made metal stand. Provenance A New York Collection. This

Rare "Grimatiscope" Binocular Viewer, c. 1870 Jules Duboscq, Paris. Patented French binocular viewer for creating distorted images from photographs, with spring motor (working well) and aspherical len

The lot features a beautifully polychrome painted authentic circa 1870 Southern Plains War Shield attributed to the Comanche. The piece shows a brain tanned Buffalo stretched hide construction wetted

A signed Raingo Freres nineteenth century Neoclassical dore/natural bronze table clock circa 1870. Depicting a spoked wheel dial with porcelain indices surmounted by shell and female figure holding fl

Charles Frodsham (British, founded 1834) 8 day marine chronometer, circa 1870. Number 0041, silvered face, dial with up and down indicator, spotted plate with Earnshaw's spring detent, Kullberg's auxi

This is an exceptional, rare, and highly collectible circa 1870 beaded pipe bag from the Southern Cheyenne Native American Indians of the Southern Plains and from the DuPont family collection. The pip

Live Steam 2-Inch Scale Shand Mason Horse-Drawn Fire Pump, c. 1985 Maxwell Hemmens Precision Steam Models, England. "York Fire Brigade", finely detailed model, copper boiler with silver solder, all fi