Vintage Microscope Slide Diatoms Spread From Isle of Skye by R.H.Taylor

Vintage Microscope Slide Diatom. Auliscus Propinquus by R.H.Taylor

Antique Microscope Slide Diatom. Coscinodiscus Excavatus by H. Williams

Vintage Microscope Slide. Circle of 100 Diatoms by R.H.Taylor

Vintage Microscope Slide Diatom. Arachnoidiscus Ehrenbergii by R.H.Taylor

Antique Microscope Slide. Diatom Auliscus Caelatus from Yokohama by W.A. Firth

Rare Vintage Microscope Slide Diatom. Aulacodiscus Rawsonii by R.H.Taylor

Antique Microscope Slide. Foraminiferous Shells of Tinoporus Baculatus.