@book{17322, author = {Green, Jonathan }, title = {Camera work:}, publisher = {Aperture,}, year = {1973}, address = {Millerton:}, note = {The first Period: Consolidation 1903-1907 -- The Second Period: Expansion 1907-1910 -- The Third Period: Exploration 1910-1915 -- The Fourth Period: Summation 1915-1917.} }