1993 Photomicrography Competition

Sprayed powdered aluminum metallographically polished and etched

Robert A. Edahl, Jr.

Affiliation
NASA - Langley Research Center
Hampton, USA
Technique
Differential Interference Contrast
Magnification
18x

Section of blue-green algae fossil

Norm Barker

Affiliation
Johns Hopkins School of Medicine
Baltimore, Maryland, USA
Technique
Brightfield
Magnification
10x

Live specimen of Daphnia pulex in filtered pond-water

Dr. Stephen Lowry

Affiliation
University of Ulster
Department of Biology
Coleraine, Northern Ireland, United Kingdom
Technique
Darkfield
Magnification
10x