Image from Wikimedia Commons
S. Hurok (classical Arts concert promoter) - Public Domain
unknown - Public Domain
Stax - Public Domain
user at project - Public Domain
CMA (management) - Public Domain
Central Intelligence Agency (CIA) - Public Domain
ETH Zürich - CC BY-SA 3.0
Georges Biard - CC BY-SA 3.0
Public Domain
Bassano Ltd., 25 Old Bond Street , London, England. Given to the National Portrait Gallery by John Culme, 1996. - CC BY-SA 3.0
Singer (Photographer) -
Dennis Hamilton - CC BY 2.0
The National Academy of Sciences - Public Domain
Siljehansen - CC BY-SA 4.0
Who-When-What Company - Public Domain
azqoutes - Public Domain
Image from Wikimedia Commons
Allen, William M., 1900-1985
Image from Wikimedia Commons
S. Hurok (classical Arts concert promoter) - Public Domain
Costa, Mary
Image from Wikimedia Commons
Simpson, Edna O. (Edna Oakes), 1891-1984
Image from Wikimedia Commons
Hamilton, Walter Kerr, 1808-1869
Image from Wikimedia Commons
unknown - Public Domain
Kuropatkin, A. N. (Alekseĭ Nikolaevich), 1848-1925
Image from Wikimedia Commons
Stax - Public Domain
Thomas, Carla, 1942-
Image from Wikimedia Commons
user at project - Public Domain
Simon, Geoffrey, 1946-
Image from Wikimedia Commons
unknown - Public Domain
Prestage, Edgar, 1869-1951
Image from Wikimedia Commons
Soane, John, 1753-1837
Image from Wikimedia Commons
CMA (management) - Public Domain
Graham, Virginia, 1912-1998
Image from Wikimedia Commons
Central Intelligence Agency (CIA) - Public Domain
Colby, William Egan, 1920-1996
Image from Wikimedia Commons
ETH Zürich - CC BY-SA 3.0
Lübke, Wilhelm, 1826-1893
Image from Wikimedia Commons
Georges Biard - CC BY-SA 3.0
Desplechin, Arnaud
Image from Wikimedia Commons
Public Domain
Zeisberger, David, 1721-1808
Image from Wikimedia Commons
Georges Biard - CC BY-SA 3.0
Rochefort, Jean
Image from Wikimedia Commons
Haight, David B. (David Bruce), 1906-2004
Image from Wikimedia Commons
Lee, Henry W. (Henry Washington), 1815-1874
Image from Wikimedia Commons
Grossberg, Carl, 1894-1940
Image from Wikimedia Commons
Porter, Pleasant
Image from Wikimedia Commons
Bassano Ltd., 25 Old Bond Street , London, England. Given to the National Portrait Gallery by John Culme, 1996. - CC BY-SA 3.0
Maude, Margery, 1889-1979
Image from Wikimedia Commons
Grenier, Robert
Image from Wikimedia Commons
Singer (Photographer) -
Eliot, Martha M. (Martha May), 1891-1978
Image from Wikimedia Commons
Dennis Hamilton - CC BY 2.0
Clarke, Edmund
Image from Wikimedia Commons
Morgan, Michèle 1920-
Image from Wikimedia Commons
The National Academy of Sciences - Public Domain
Adkins, Homer, 1892-1949
Image from Wikimedia Commons
Siljehansen - CC BY-SA 4.0
French, Joshua, 1982-
Image from Wikimedia Commons
Who-When-What Company - Public Domain
Meissonier, Jean Louis Ernest, 1815-1891
Image from Wikimedia Commons
Moszyński, Fryderyk, 1737-1817
Image from Wikimedia Commons
azqoutes - Public Domain
Hawtrey, R. G. (Ralph George), 1879-1975
Image from Wikimedia Commons
Basedow, Herbert, 1881-1933