Spine of Echinus, transverse section, 40X
Photograph
Spine of Echinus, transverse section, 40X
From the album "Photo-Micrographs by Frederick H. Evans"
ca. 1900
Platinum print
Image: 13.1 x 12.4 cm
Museum accession by exchange
1973.0250.0041
Inscriptions album page, below image (ink): 41 [0 crossed out] [used as part of the accession number] / Tr:sec: Spine of Echinus / X.40