

13th Place, 1988
M.I. (Spike) Walker
Stafford College
Stafford, Staffordshire, UK
Cyclonexanone oxalydihydrazone crystals (12.5x)
Rheinberg illumination and polarized light


M.I. (Spike) Walker
Stafford College
Stafford, Staffordshire, UK
Cyclonexanone oxalydihydrazone crystals (12.5x)
Rheinberg illumination and polarized light