1978 Photomicrography Competition

Hexanitrodiphenylamine

Bruce Malamud

Location
Warrenville, Illinois, USA
Technique
Crossed polars
Magnification
24x

Drop of unidentified solution crystallized on slide

Ronald Houser

Location
Panama City, Florida, USA
Technique
Polarized Light
Magnification
400x

Picric acid crystals

Richard McEvoy, Jr.

Affiliation
Georgia Bureau of Investigation
Decatur, Georgia, USA
Technique
Polarized Light
Magnification
81x