 | Diatoms from Thames Mud Microscope Slide $9.99 |
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|  | 6271: Antique Leather-bound Photo Album with Brass Stra $10.00 |
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 | Chinese old abacus and wood box $0.99 |
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|  | ANTIQUE BRASS SUNDIAL COMPASS-D.L. SMITH-1870 $20.50 |
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 | Diatoms from Toom Bridge Microscope Slide $9.99 |
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|  | Antique English Oak Carved Barley Twist Barometer $479.00 |
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 | Coscinodiscus Diatoms Microscope Slides by H. J. Baker $45.00 |
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|  | Bausch & Lomb Safety Eyewear Glasses Vintage $0.99 |
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 | Diatom Test Microscope Slide w/ List by W.A. Firth $45.00 |
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|  | ANTIQUE Toy Hobby ELECTRIC MOTOR Vintage Erector Set NR $25.38 |
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 | 1800's German Instrument / Wheat Scale G.Hartner $3579.11 |
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|  | Vintage Wooden Rock/Mineral Science Collection Kit-NEW $24.99 |
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 | Chinese old contrivance abacus with drawing box $9.88 |
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|  | Ancient antiquarian medical set 2 chisel and one spoon $32.00 |
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 | Bi-Polar electromagnetic motor demonstration cutaway $740.00 |
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|  | 19th Cent. Carved Wood LARGE HOUR GLASS Hand Blown $202.50 |
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 | Fossil Marine Diatoms from St. Laurent Microscope Slide $9.99 |
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|  | OLYMPUS PHOTOGRAPY ACCESSORIES???? #9173 $19.95 |
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 | 19th Century Blattner & Adam Brass Surveyors Transit $199.00 |
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| Antique Leitz-Wetzler Dual Eyepiece Oil Imm. Microscope $200.00 |
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 | 1890 J ZENTMAYER BRASS MICROSCOPE U PENN MEDICAL DEPT $361.89 |
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|  | vintage China wooden abacus with drawing box $0.99 |
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 | STAR EXPLORER 1935 JUNIOR ASTRONOMY CLUB & STAR FINDER! $12.27 |
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|  | German Manufactured Lab Microscope Circa 1880 $46.00 |
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 | Vintage Cenco 60914 Microscope $29.95 |
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|  | ANTIQUE 1915 BAUSCH & LOMB BRASS MICROSCOPE & CASE $9.99 |
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 | Chinese old exquisite 13-columniation wood abacus $8.60 |
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|  | P.L.M. Railroad ABC Telegraph $850.00 |
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 | ADMIRAL FITZROY'S BAROMETER LATE 19TH CENTURY $275.00 |
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|  | Hynson, Westcott & Dunning Colorimeter Box 1910-1949 $10.50 |
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 | 90: Wooden Flute. $50.00 |
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|  | Vintage AIRGUIDE chrome ships wheel wall barometer $14.99 |
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 | Very Rare Antique Lactometer MINT IN BOX $499.00 |
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|  | Diatom Test Microscope Slide by Watson $9.99 |
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 | RARE ANTIQUE SCIENTIFIC INSTRUMENT COLLECTION - $10.00 |
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|  | EARLY EAGLE GAS ENGINE, TORRINGTON, CT CATALOG NR $24.99 |
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 | reprint 1869 Hot Air & Air Steam Engine Stirling, Heat $5.50 |
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| Harold Dalton microscope slides $45.00 |
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 | Fossil Diatoms from Talbot Microscope Slide by E. Thum $9.99 |
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|  | Antique Electric Exide Battery Jar Delco Light w/ Lid $2.25 |
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 | ANTIQUE QUEEN & CO ELECTRODYNAMOMETER, ELECTRIC METER $899.99 |
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|  | 198: Watch Hutch. $50.00 |
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 | four savart's disc on brass pillars with brass wheel $95.00 |
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|  | Diatoms from Szent Peter Microscope Slide by Möller $9.99 |
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 | Leeds And Northrup Potentiometer Scientific Instrument $150.00 |
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|  | ANTIQUE TAYLOR BRASS ANEMOMETER MINING INSTRUMENT $149.95 |
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 | ZANDER EXCERSIZE HORSE MEDICO-MECHANICAL KNY SCHEERER $3500.00 |
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|  | Diatoms from Dolgelly Microscope Slide $9.99 |
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 | Antique German Porcelain Set 3 Laboratory Funnel & Cups $88.88 |
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|  | Copper Nuggets Microscope Slide $9.99 |
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 | Excellent, Working Wireless Specialty IP-501A Radio RCA $3200.00 |
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|  | Vintage1958 PIONEER I Space Probe Framed Picture $21.99 |
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 | ORIGINAL 1891 EDISON ELECTRIC MOTOR INSTRUCTION BOOKLET $62.00 |
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|  | Chinese old abacus with drawing box $9.88 |
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 | Diatom Test Microscope Slide by Watson $9.99 |
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|  | TOPPING microscope slide of FOETAL SCALP $75.00 |
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 | No. F4431 Galvanoscope $1.99 |
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|  | Early Bristol Recording Voltmeter $45.00 |
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 | vintage X RAY TUBE $27.00 |
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|  | Large antique european scale from estate, mid 19th c $66.00 |
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 | Vintage 1960 PIONEER V Space Satellite Framed Picture $21.99 |
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|  | Fossil Diatoms from Division Hill Microscope Slide $9.99 |
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 | ORIGINAL 1870 CORLISS STEAM ENGINE BOOKLET NO RESERVE! $26.00 |
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|  | Fossil Diatoms from Plymouth Microscope Slide $9.99 |
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 | Antique Plunger Air Pump Vacuum Medical? $9.99 |
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|  | Rare exquisite bone carve abacus $0.99 |
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 | 1926 WESTON D.C. MILLIAMMETER MODEL 45 $25.00 |
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|  | German Electricity Toy Elektromann $18.00 |
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 | TWO 1863 U.S. INTERNAL REVENUE COTTON BALE TAGS NR $14.99 |
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|  | 1894 BELKNAP ELECTRIC MOTOR DYNAMO PORTLAND ME CATALOG $25.00 |
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 | ZnSe, Ge, Si CO2 Laser Lens # 11 "II-VI INFRARED" $14.00 |
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|  | CHRISTIAN BECKER INC NEW YORK $5.00 |
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 | Antique Taylor Tycos Boiler Steam Engine Thermometer $15.50 |
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|  | ANTIQUE SWARTZWALD OR BLACK FORREST CARVED BAROMETER $125.00 |
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 | OLD OAK CARVED BAROMETER $71.00 |
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|  | Vintage Beck Kassel Microscope $39.95 |
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 | Rust's Modified Azimuth Diagram - 1927 $0.99 |
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|  | Vintage Milvay Science Light Bulb Rheostat-Science Lab $19.99 |
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 | vintage G E COOLIDGE D 1.7 X-RAY TUBE $17.50 |
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|  | Diatoms from Mors Microscope Slide by Möller $9.99 |
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 | Leitz Polarizing Microscope 1907 *** Very Rare *** $349.00 |
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|  | 183: Pair of Early Spectacles. $12.00 |
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 | Unusual silver leaf elecroscope very good $75.00 |
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|  | ORIGINAL SMALL MILITARY THEODOLITE WITH CASE $175.00 |
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 | vintage X-RAY TUBE #2 $11.50 |
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|  | Diatoms from Adirondack Microscope Slide $9.99 |
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 | Beautiful Antique Microscope. E.Leitz Wetzlar No.169756 $150.00 |
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|  | Assortment Of Telegraph Parts Keys Etc. $19.00 |
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 | SANDWICH, ILL GAS / KEROSENE ENGINE CATALOG NO RESERVE $81.00 |
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|  | BRASS MINIATURE TELESCOPE key chain REALLY WORKS!!! $9.99 |
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 | Chinese old contrivance abacus with drawing box $9.86 |
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|  | Vintage E. Leitz Wetzler Microscope Brass $102.50 |
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 | Fossil Diatoms from Eger Microscope Slide $9.99 |
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|  | Large Antique Brass Steam Engine Boiler Thermometer $49.99 |
| |
 | Vintage Wooden Rock/Mineral Science Collection Kit-NEW $24.99 |
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|  | Victorian Purse Type Opera Glasses Unmarked??? $22.00 |
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 | Very Rare Antique Lactoscope (Milk Tester) MINT IN BOX $750.00 |
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|  | Cestodiscus Diatoms from Newcastle Microscope Slide $9.99 |
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 | Fossil Diatoms from County Down Microscope Slide $9.99 |
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