manuscripts copied, 83.
mounting photographs, 310. 381.
negatives multiplied, 83. 110. 502.
nitrate of silver adulterated, 111.
test for, 181.
photographic excursions, 407.
photographic litigation, 598.
photographic queries, 207. 282. 406.
Photographic Society's exhibition, 16. 83. 181.
positives mounted on cardboard, 332.