Callithamnion secundatum. (on Porphyra.) 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.
Callithamnion sphœrospermum. 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.
Trentepohlia pulchella [and] Trentepohlia pulchella var. β. 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.
Genre: Scientific Photography Cyanotype negative photogram of algae specimen, on paper watermarked paper, 'J Whatman Turkey Mill 1849,' and with British Museum yellow datestamp of 11 Oct 1851 on reverse.
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.
1. Batrachospermum atrum. 2. Batrachospermum moniliforme. Photographer: Atkins, Anna
Scope & Content:
Genre: Scientific Photography Cyanotype negative photogram of algae specimens, on unwatermarked paper, but 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.
Genre: Scientific Photography Cyanotype negative photogram of algae specimen, on unwatermarked paper, but with British Museum yellow datestamp of 11 Oct 1851 on reverse.
Draparnaldia plumosa (A). Draparnaldia tenuis (B). Photographer: Atkins, Anna
Scope & Content:
Genre: Scientific Photography Cyanotype negative photogram of algae specimens, on unwatermarked paper, but with British Museum yellow datestamp of 11 Oct 1851 on reverse.
Draparnaldia glomerata. 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.