M.C.. "Letter from operative to Jacob Elsas." Georgia Institute of Technology. Library. Archives, Records Management and Digital Curation Department . 1914-07-17, https://exhibit-archive.library.gatech.edu/fulton_bag/item51ac.html?collection=ms004&filename=ms004-084.xml.

M.C. (1914-07-17). Letter from operative to Jacob Elsas. Retrieved from https://exhibit-archive.library.gatech.edu/fulton_bag/item51ac.html?collection=ms004&filename=ms004-084.xml

M.C.. "Letter from operative to Jacob Elsas." 1914-07-17. July 30, 2025. https://exhibit-archive.library.gatech.edu/fulton_bag/item51ac.html?collection=ms004&filename=ms004-084.xml.