Hodder and Stoughton, 1904. — 126 p. — (Library Series).
Серия из 30 тематических сборников, выпущенных в Лондоне в 1903-1906 годах под редакцией Frederick Charles Lambert
The Pictorial Work of Ernest R. Ashton
The Factorial, Timing, or Watkins' Eikrononieter Method of Development
Notes on the Timing System
Ferrous Oxalate Factorial Development
Control in Development
Errors of Exposure and Development
Preservatives
Practical Notes on Some Modern Developers