Elsas, Oscar, 1871-1924. "Letter from Oscar Elsas to Robert H. Wright." Georgia Institute of Technology. Library. Archives, Records Management and Digital Curation Department . 1914-01-25, https://exhibit-archive.library.gatech.edu/fulton_bag/itembc32.html?collection=ms004&filename=ms004-094.xml.

Elsas, Oscar, 1871-1924 (1914-01-25). Letter from Oscar Elsas to Robert H. Wright. Retrieved from https://exhibit-archive.library.gatech.edu/fulton_bag/itembc32.html?collection=ms004&filename=ms004-094.xml

Elsas, Oscar, 1871-1924. "Letter from Oscar Elsas to Robert H. Wright." 1914-01-25. August 7, 2025. https://exhibit-archive.library.gatech.edu/fulton_bag/itembc32.html?collection=ms004&filename=ms004-094.xml.