Scientific Instrument Tension Meter

Vintage measuring device for surface tensions, etc. Iron and other metals. Labeled Central Scientific Co. Laboratory Apparatus, Chicago. 12" x 8" x 8 1/2".

Include Keithley electrometer with decade shunt, Simpson Electric Co. ohmmeter, Keuffel & Esser planimeter, Sola Electric Co. transformer, and Eclipse Aviation coil booster. Also includes 8" diameter

A collection of five antique scientific instruments consisting ot two pocket barometers, an ampere meter and two time pieces. Ht: 4" Wd: 3" Dpth: 1.5" (largest)

Two pieces of scientific equipment. Includes a H.H. Scott type 410-c sound level meter with leather carrying case, along with a Wellsworth Dezeng phoropter.

Grouping Of Scientific Instruments. Four Tube Light Engineering Co. Vacuum Tubes. Weston Model 280 Volt Meter, Tiny Tubes Of Crystolon

Scientific Testing Equipment (6), Mid-Century wood case w/a Weston Illumination meter Model 603, Leeds & Northrup potentiometer, GE ac voltmeter, Industrial Instruments conductivity bridge, Hotpoint o

Scientific instrument octagon form with paper lithograph sides set on turned pedestal base, some staining and chipping to paper. 7''h

Germany; 19th century. Signed Von Hans Heele, an optic scientific instrument with pivoting mirror on top, opening to a key wind mechanism. Brass plaques indicate the item was made in Berlin, and impor

Height 36 inches, width 27 inches.

18th C Miller & Adie Edinburgh Scientific Instrument. Signed. Comes in Original Compartment Box. Instruments In Good Antique Condition, Box As Well. Total Weight 349.7 Grams.

5 Scientific Instrument Catalogs, c. 1910 Major German manufacturers. 1) Max Kohl, Chemnitz, part 2, in 3 languages. – 2) Meiser & Mertig, Dresden, German. – 3) Leybold's Nachfolger, Cologne, Fren

Tycos Micro Barograph scientific instrument by SAoRT & Mason, with small bottle ink, in case, iron base, annotation on drum by spike in on October 17 1943, in good condition. All items sold as is, all

AN UNUSUAL LATE 19TH / EARLY 20TH CENTURY SCIENTIFIC INSTRUMENT with clockwork movement and oak carrying case (32cm wide 19cm deep 22cm high)

AN ANTIQUE STANLEY OF LONDON SCIENTIFIC INSTRUMENT SET. (qty)

7. Scientific Instrument. Brass Formaldehyde Generator. About 19 inches in height, removable burner, housed in original 21 x 1-3/4 x 10-1/2 inch wooden case with pictorial label; moderate wear. Detroi

Including a mahogany cased survey instrument marked Queen & Co. Maker Philada 5457 with silvered dial compass with folding sights and brass surround, with Jacobs rod mount, 5" diameter, case is 7 1/4

Scientific Instrument w/ Wood Box - approx. 4.5" x 13.5" x 9.5"

Continental brass and iron 18th or 19th century scientific instrument, possibly a clock or watchmaker's tool. [8 1/4" H x 13 1/4" W x 8 1/2" D]. Oxidation; some stains and marks; slight bending.

Brass Scientific Instrument w/ Wood Box - approx 5" x 10.25" x 9.75"

Knapp Antique Electric Cast Iron Motor. Knapp was a premier maker of scientific and electric instruments at the turn of the 20th century. Our electric motor spins properly and comes with an ornate cas

(3) Scientific instrument lithographs, 20th c., includes "Armillae Aequatoriae", "Sphere de Copernic", and "Sphere de Ptolomee", 17.5"h x 12"w (sight), 26.75"h x 21.25"w (frames)

Small Antique 19th C. Brass Microscope Scientific Instrument 9.5 inches height. size: 9.5 in. x 3 in.

the first an early 20th century Weis jeweler's box with six labeled drawers; and a 19th century cherry box with divided interior. Taller 15 x 13 x 11 in. Additional high-resolution photos are availab

SCIENTIFIC INSTRUMENT CO. DETROIT, MICH., CAST ALUMINUM, WALL THERMOMETER, C1920, H 12", W 2":Scientific Instrument Co. Detroit, Mich. thermometer with a cast aluminum frame. Inscribed on the top of t