$5

Pine Young Male Strobilus Microscope Slide by Geo. H. Conant

$32.99

Antique Laboratory/Apothecary Metric Weight Set Some Weights Missing

$45

Actinolite from Guffey Colorado Petrographic Microscope Slide (ACT-1)

$45

Volcanic Dust from Vesuvius Petrographic Microscope Slide

$45

Pyroxene ⟂C R.I.=1.67 Petrographic Microscope Slide (OS-4)

$13.2

vintage ANDERSON & FORRESTER DENVER Bunson Burner science lab laboratory unit

$45

Quartz ⟂C Petrographic Microscope Slide (OS-7)

$45

Scapolite Petrographic Microscope Slide (I-68A)

$218.36

1925 E. Leitz Microscopes Accessory Apparatus Grinding Machines Catalog NEW YORK

$45

Amphibolite from Maple Falls WA Petrographic Microscope Slide (PM-1-2)

$20

Microscope slide for polarization, AMMONIUM THIOCYANATE

$45

Thin-section Mount from DSDP Hole 483B Petrographic Microscope Slide 483B-23-2