3src: https://digitalarchive.tpl.ca/internal/media/dispatcher/2230305/full"A. R. Spofford, Esq.,; Librarian of Congress,; Washington, D.C.; Dear Sir-; In reply to my letter of the 13th, instant, asking if A. Conan Doyle's story "The Firm of Girdlestone" is copyrighted..."October 19, 1896Doyle, Arthur Conan, 1859-193037131181216870-1D7732599383719src: https://digitalarchive.tpl.ca/internal/media/dispatcher/2230495/full"Library of Congress,; Copyright Office, Washington.; To wit: Be it Remembered,; That on the 2 day of March anno domini 1890..."1896Doyle, Arthur Conan, 1859-193037131181216870D7732674383812src: https://digitalarchive.tpl.ca/internal/media/dispatcher/2230307/fullLibrary of Congress; Washington; 189-; "Sir: In reply to your communication of... "1896Doyle, Arthur Conan, 1859-193037131181216870-2D7732600383720