*Foster, Kathleen A. ''Thomas Eakins Rediscovered: Charles Bregler`s Thomas Eakins Collection at the Pennsylvania Academy of the Fine Arts'', Yale University Press, New Haven, Connecticut (1998) | *Foster, Kathleen A. ''Thomas Eakins Rediscovered: Charles Bregler`s Thomas Eakins Collection at the Pennsylvania Academy of the Fine Arts'', Yale University Press, New Haven, Connecticut (1998) |