- GB235 MAN
- 1974 - 2016
drawings and photographs used to illustrate Mann's thesis and drawings on permatrace used in other publications.
Added in 2020 (RBGEA2020/007):
3 sets of postcards depicting algae or diatoms as follows:
- 3 envelopes of Algal picture postcards from M. Adei; Scanning electron micrographs of diatoms (1994); Marine algae in coral reef (1993); and Algal vegetation in cold current area (1993)
- pack of 12 poscards from the British Bryological Society (1994)
- pack of Stereographs of the Diatom World, The Educational Association of Algae (2002)