$19.99

Antique Rare wood Hydrometer

$45

Andesite from Mt. Hood Oregon Petrographic Microscope Slide (MH2-C)

$10

Garden White Butterfly (Pieris sp.) Wing Microscope Slide

$10

Human Pulmonary Hypertension Pathology Microscope Slide

$200

Antique 19th C. Small French Victorian Brass Scientific Travel Microscope w/Case

$25

Stomata in Cuticle of Fern Polypodium vulgare Microscope Slide by E. Wheeler

$36

Antique Ophthalmoscope (Missing Pieces, For Parts)

$25

Genolinea sp. w.m. from Pacific Staghorn Sculpin Microscope Slide

$25

Johannes Zahn Portrait 1702 Microphotograph Microscope Slide

$45

Thin-section Mount from CCSP Hole CY-4 Petrographic Microscope Slide CY-4-199.90

$250

Antique Microscope, Bausch & Lomb Optical Co. of Rochester, New York

$61.87

1899 Queen & Co Photometers Photometry Catalog Circular Philadelphia PA B2-33