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Vintage BARIGO GERMANY WEATHER STATION THERMOMETER BAROMETER HYGROMETER WORKS

$60.00  (26 bids)
(16 hours 51 minutes)



Antique mid-20thC German Aneroid, Gischard Barometer, Carved Walnut Frame, NR

$116.00  (25 bids)
(22 hours 55 minutes)



Halden Calculex Circular Slide Rule.

$122.50  (25 bids)
(23 hours 19 minutes)



1900 ANTIQUE NICKLE SILVER METAL TORTOISE MINIATURE COMPASS FOB CHARM PENDANT

$40.00  (19 bids)
(17 hours 32 minutes)



Buff & Buff surveyor's transit ORIG BOX Boston Mass Ma theodolite

$118.08  (12 bids)
(23 hours 20 minutes)



VTG Frederick Post Versalog 1460 Slide Rule with Case Hemmi Japan 13"

$48.00  (12 bids)
(16 hours 38 minutes)



Vintage Pickett N902-ES All Metal Slide Rule with Case & Papers & Booklet & Box

$14.50  (9 bids)
(0 hours 27 minutes)



Vintage/Antique US Standard Holosteric No.118 Barometer Thermometer France

$73.00  (9 bids)
(22 hours 13 minutes)



Vintage Keuffel & Esser Co (K&E) MIRROR Hi-Strength MagneT Back ,Search Finding

$29.00  (9 bids)
(23 hours 5 minutes)



Chinese Old carved flower and old brass kaleidoscope High-grade collectibles RN

$4.25  (8 bids)
(22 hours 23 minutes)



Vintage Keuffel & Esser Co (K&E) Pocket Transit Compass ,Search Finding Tool

$22.50  (7 bids)
(23 hours 2 minutes)



VICTORIAN MILITARY WATKIN'S CLINOMETER J HICKS MAKER PATENT 217 No 1201 & CASE

$15.00  (7 bids)
(16 hours 43 minutes)



1936 DIETZGEN CIRCULAR METAL SLIDE RULE SLEEVE & MANUAL

$26.00  (6 bids)
(22 hours 18 minutes)



Faber Castell 310/52 Log-Log Projection Slide Rule. Hard-to-Find. Nearly New!

$36.00  (6 bids)
(23 hours 16 minutes)



Faber Castell 52/82 Slide Rule, D-Schul Rechenstab. Free Shipping!

$31.00  (6 bids)
(23 hours 13 minutes)



HUGE LOT 30 + PIECES DRAFTING TOOLS COMPASS DIVIDERS LEADS DIETZGEN TIMELY VEMCO

$17.00  (6 bids)
(0 hours 37 minutes)



Vintage American Optical Series 60 Microscope, Binocular Two Objectives 43X 10X

$10.00  (6 bids)
(23 hours 13 minutes)



Real human baby teeth. Fragmented. For research Halloween dental school

$7.50  (6 bids)
(11 hours 24 minutes)



Optical Van Cort Instruments Dragonfly Kaleidoscope Vintage 1987 Wood With Box

$20.73  (6 bids)
(23 hours 25 minutes)



Antique PLATE CAMERA LENS w/ INTEGRAL MANUAL SHUTTER LACQUERED BRASS w/ MOUNT

$6.50  (6 bids)
(17 hours 23 minutes)



LOT Pristine condition All write- Drug Rep Pens - Pharmaceuticals promo, pharma

$12.50  (5 bids)
(18 hours 19 minutes)



PICKETT SLIDE RULE MODEL N902-ES SIMPLEX TRIG EXCELLENT ALL METAL WITH CASE USA

$7.50  (5 bids)
(23 hours 13 minutes)



LUTZ NO. 252 P SLIDE RULE & CASE. NEW OLD STOCK w leather case & instruction bk

$26.00  (5 bids)
(16 hours 33 minutes)



ANTIQUE GALVANOMETER ELECTRIC CURRENT METER VINTAGE ELECTRICITY TOOL WOOD SIDES

$13.50  (4 bids)
(20 hours 58 minutes)



Vintage Chromium WILD Heerbrugg RZ30 Swiss Drafting Set Drawing Instruments

$77.00  (4 bids)
(20 hours 15 minutes)