|
1925
|
G
K Ritchie
|
Lantern
Slide Making [demonstration]
|
|
1928
|
A
H MacLucas
|
Lantern Slide Making
[demonstration]
|
|
1928
|
A
H MacLucas
|
Lantern Slides [demonstration]
|
|
1929
|
G
W Wight
|
Slide Making by Contact
[demonstration]
|
|
1929
|
A
H MacLucas
|
Slide Making by Reduction
[demonstration]
|
|
1925
|
B
D W Luff
|
The
Chemistry of the Photographic Image in Printing Papers
|
|
1927
|
W
W Taylor
|
The
Chemical Action of Light
|