Hodder and Stoughton, 1904. — 130 p. — (Library Series).
A series of 30 thematic collections published in London between 1903 and 1906, edited by Frederick Charles Lambert
The Pictorial Work of Robert Demachy
Introduction to Intensification and Reduction
Local Intensification
Cerium Peroxide Reducer
Intensification with Mercuric Chloride and Ferrous Oxalate
Notes on the Transparent Paper and other Illustrations
Theoretical Notes on Intensification and Reduction
Varnishing Negatives