Genre: Scientific Photography Cyanotype negative photogram of two algae specimens, on paper watermarked, 'J Whatman Turkey Mill 1849,' and with British Museum yellow datestamp of 11 Oct 1851 on reverse.
Genre: Scientific Photography Cyanotype negative photogram of algae specimens, on unwatermarked paper, but with British Museum yellow datestamp of 11 Oct 1851 on reverse.
Griffithsia multifida, var. pilifera. Photographer: Atkins, Anna
Scope & Content:
Genre: Scientific Photography Cyanotype negative photogram of algae specimen, on paper watermarked, 'J Whatman Turkey Mill 1849,' and with British Museum yellow datestamp of 11 Oct 1851 on reverse.
Genre: Scientific Photography Cyanotype negative photogram of algae specimen, on unwatermarked paper, but with British Museum yellow datestamp of 11 Oct 1851 on reverse.
Griffithsia Devoniensis. Photographer: Atkins, Anna
Scope & Content:
Genre: Scientific Photography Cyanotype negative photogram of algae specimen, on paper watermarked, 'J Whatman Turkey Mill 1849,' and with British Museum yellow datestamp of 11 Oct 1851 on reverse.
Griffithsia secundiflora. Photographer: Atkins, Anna
Scope & Content:
Genre: Scientific Photography Cyanotype negative photogram of two algae specimens, on unwatermarked paper, but with British Museum yellow datestamp of 11 Oct 1851 on reverse.