1976 Photomicrography Competition

Cross-section of bone tissue

Robert C. Turner

Affiliation
Veterans Administration Hospital
San Diego, California, USA
Magnification
200x

Alumina-chromic oxide refractory brick

J. R. McCombs D. V. Stiles

Affiliation
Harbison-Walker Refractories
Pittsburgh, Pennsylvania, USA
Technique
Polarized Light
Magnification
30x