$45

Thin-section Mount from IRDP Borehole Petrographic Microscope Slide IRDP 468.60

$329

Roller-Smith Precision Balance No. 508221 & Original Wood Case

$10

Human Placenta Microscope Slide

$20.22

Microscope Attachable Mechanical Moveable Stage X-Y Stage with Scale f Specimens

$10

Garden White Butterfly (Pieris sp.) Head Microscope Slide

$5

Marchantia sp. Archegone Primordium Microscope Slide by Geo. H. Conant

$45

Scapolite Petrographic Microscope Slide (I-68A)

$45

Rhyolite from Bishop California Petrographic Microscope Slide (RHY-3)

$45

Thin-section Mount from IRDP Borehole Petrographic Microscope Slide IRDP 1025.90

$10

Frog Neural Tube Microscope Slide by Turtox

$2500

Rare Vintage Antique Spencer Lens Co Buffalo NY Petrographic Microscope W/Case

$45

Thin-section Mount from IRDP Borehole Petrographic Microscope Slide IRDP1915.18A