Subject ASC0003jn0

Journal of the Royal Microscopical Society.
ser.2:v.5:pt.2:no.4-6 (1885), Page 882 (1878-1968.)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 31220007

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angle triangle shape aperture puzzle cone Aperture aperture puzzle truncated cone aperture puzzles Aperture puzzles

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