Details of exhibit
- Exhibition:
- 1911 Fifty-sixth Annual Exhibition of the Royal Photographic Society of Great Britain
- Exhibit title:
- T.S. of stern of Pinus sylvestris (pine tree), x 25 diameters
- Exhibitor:
- Duncan J. Reid
- Section:
- V. Scientific Photography and Processes of Reproduction
- Group Title:
- The photographs in this frame, with the exception, possibly, of No. 4 (Podra scale) are of no special scientific interest, but
- Exhibit No.:
- 633
- Exhibit No. 2:
- 2
- Description:
- Zeiss aa achromat, ½ Beck cond., Ap. 0'06. Wratten B. screen. Nernst lamp. Exposure 1¾ seconds.
- Exhibit type:
- Photograph
- Process:
- [Not Listed] ()
- Award:
- none
