TY - GEN T1 - Abraham Lincoln's cyphering book and ten other extraordinary cyphering books AU - Ellerton, Nerida F. AU - Clements, M. A. AU - Rickey, Fred. CN - SpringerLink CN - Z104 ID - 697464 KW - Ciphers. SN - 9783319025025 SN - 3319025023 TI - Abraham Lincoln's cyphering book and ten other extraordinary cyphering books LK - https://univsouthin.idm.oclc.org/login?url=http://dx.doi.org/10.1007/978-3-319-02502-5 UR - https://univsouthin.idm.oclc.org/login?url=http://dx.doi.org/10.1007/978-3-319-02502-5 ER -