Genre: Scientific Photography Cyanotype negative photogram of algae specimen, on paper watermarked, 'J Whatman Turkey Mill 1849,' and with British Museum yellow datestamp for 11 Oct 1851 on reverse.
Conferva ulothrix parasitic. Photographer: Atkins, Anna
Scope & Content:
Genre: Scientific Photography Cyanotype negative photogram of algae specimens, on paper watermarked, 'J Whatman Turkey Mill 1851,' and with British Museum yellow datestamp for 11 Oct 1851 on reverse.