Daniel Wilbur Sparrow and Robert Sparrow. 1907. Web. 08 Aug 2022. <https://ark.digitalcommonwealth.org/ark:/50959/n8710d12b>.

Daniel Wilbur Sparrow and Robert Sparrow [Photograph]. (1907). Retrieved from https://ark.digitalcommonwealth.org/ark:/50959/n8710d12b

"Daniel Wilbur Sparrow and Robert Sparrow." Photograph. 1907. Digital Commonwealth, https://ark.digitalcommonwealth.org/ark:/50959/n8710d12b (accessed August 08, 2022).