MLA
Hugh C. Leighton Co., Manufacturers (Portland, Me.). Camden, Maine : Negro Island from Dillingham's Point. September 1, 1910. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/972p5hqc1w-cor.
APA, 6th edition
Hugh C. Leighton Co., Manufacturers (Portland, Me.). (September 1, 1910)[Camden, Maine : Negro Island from Dillingham's Point]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/972p5hqc1w-cor.
Chicago
Hugh C. Leighton Co., Manufacturers (Portland, Me.), Camden, Maine : Negro Island from Dillingham's Point, September 1, 1910, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/972p5hqc1w-cor.