$545

microscope antique vintage collectible Accessory No.6 "Leitz Ultracondenser"

$1600

German-made WELO Ponse Stand and Chisel Set, Watch Repair Tool good condition

$3200

microscope antique vintage collectible Accessory Leitz Universal Stage UT2

$639

microscope antique collectible "Nache No. XI Liquid-Immersion Objective Lens"

$334

Pilot P-1 Pinwheel Mechanical Calculator, Made in Japan, Retro vintage antique

$14.99

Antique Hydrometer ~ Baume Scale for Alcali

$248

microscope antique collectible Zeiss cross-centering glass KreuztischCentrirglas

$750

Vacuum Pump without Bell Jar Central Scientific Co. Antique Vintage

$75

1890s Antique Brass Hand Pocket Microscope Telescope Field Magnifier France Rare

$1563

microscope antique collectible Eberbach integration stage ANN ARBOR INCH

$2862

microscope antique vintage collectible Simon Pressl's "achromatic" microscope

$1980

microscope antique vintage collectible Reichert's Martens-Schwartz articular