Exhibitions [unsigned text]
Camera Work
1903
Miscellaneous
Electronic Resource
German
Photo-Secession Exhibitions [unsigned text]
DataCite | 1906
“291” Exhibitions: 1914 – 1916 [unsigned]
DataCite | 1916
Exhibitions at “291”—1914–1915 [unsigned announcement]
DataCite | 1914
[“291” Exhibitions: 1914–1916, unsigned, continued from p. 46]
DataCite | 1916