John
M Turnbull gave
lectures on many subjects to EPS over a period of thirty years:
- 1874:
"Preparing
Permanent Sensitised
Paper"
- 1874: "Beer and Albumin
Process"
-
1874-75:
"On
the Various Styles of Portraiture"
-
1875:
"A
Substitute for Ground Glass in the Camera
-
1875:
"An
Improved form of Spirit Lamp"
- 1875: "The
use of the Achinometer in
Landscape Photography"
- 1875-76: "Experiences
in working Gelatino-bromide Emulsion"
- 1878: "Oxygen and
the Magic
Lanterns"
-
1879: "Photographic Warehouse"
[Exhibition Lecture]
-
1881:
"An
Improved Method of Washing Gelatine Emulsion"
-
1881:
"Manipulation
of Argenic Gelatino-bromide Papers"
- 1883:
"Green Fog"
- 1884:
"Ster"
- 1886:
"A
Chat about Lenses"
- 1887:
"Stripping films"
- 1888: "Remarks
on Transparency Making"
- 1890:
"Making
Lantern slides"
- 1891:
"Printing
on Platinum Papers"
- 1892: "Developers
- Amidol"
- 1897:
"Discussion
on Plates - Slow or Medium"
-
1904: "Survey
Exhibition Entertainment - Old Edinburgh"
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