Elsas, Oscar, 1871-1924. "Letter from Oscar Elsas to Arthur St. George Joyce." Georgia Institute of Technology. Library. Archives, Records Management and Digital Curation Department . 1914-12-16, https://exhibit-archive.library.gatech.edu/fulton_bag/iteme72f.html?collection=ms004&filename=ms004-092.xml.

Elsas, Oscar, 1871-1924 (1914-12-16). Letter from Oscar Elsas to Arthur St. George Joyce. Retrieved from https://exhibit-archive.library.gatech.edu/fulton_bag/iteme72f.html?collection=ms004&filename=ms004-092.xml

Elsas, Oscar, 1871-1924. "Letter from Oscar Elsas to Arthur St. George Joyce." 1914-12-16. July 28, 2025. https://exhibit-archive.library.gatech.edu/fulton_bag/iteme72f.html?collection=ms004&filename=ms004-092.xml.