Genre: Scientific Photography Cyanotype negative photogram of algae specimen, on unwatermarked paper, but with British Museum yellow datestamp of 11 Oct 1851 on reverse.
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.
'British Algae, Vol. II. [titlepage]. Photographer: Atkins, Anna
Scope & Content:
Genre: Scientific Photography Cyanotype negative photogram titlepage to volume 2, on unwatermarked paper. British Museum yellow date stamp 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.
Rhytiphlea complenata, (Polysiphonia cristat). Photographer: Atkins, Anna
Scope & Content:
Genre: Scientific Photography Cyanotype negative photogram of several algae specimens, on unwatermarked paper, but with British Museum yellow datestamp of 11 Oct 1851 on reverse.
Polysiphonia urceolata. var. patens. Photographer: Atkins, Anna
Scope & Content:
Genre: Scientific Photography Cyanotype negative photogram of algae specimen, on unwatermarked paper, but with British Museum yellow datestamp of 11 Oct 1851 on reverse.
Ceramium ciliatum. β acanthonotum. Photographer: Atkins, Anna
Scope & Content:
Genre: Scientific Photography Cyanotype negative photogram of algae specimen, on unwatermarked paper, but with British Museum yellow datestamp of 11 Oct 1851 on reverse.
Ceramium botryo-carpum. Upper specm. young. Photographer: Atkins, Anna
Scope & Content:
Genre: Scientific Photography Cyanotype negative photogram of two algae specimens, on paper watermarked, 'C Wilmot 1840,' and with British Museum yellow datestamp of 11 Oct 1851 on reverse.