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Unsolved! The History and Mystery of the World's Greatest Ciphers from Ancient Egypt to Online Secret Societies
Craig P. Bauer, 2017. Princeton University Press (ISBN 978-0691167671).
Survey of unsolved ciphers with a chapter on Elgar, including the Liszt fragment, the exercise book and the Cryptogram card.
What it's used for here
Source for Elgar's other cipher documents and the 1896 Pall Mall challenge.
Our copy
Research copy, for editors and curators. The work is the publisher's, so readers are sent to it. We keep this copy so the citation can be checked if the page changes or goes.
archive.org · fetched 27 Oct 2026
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Cited by on this site 6 records
The Dorabella cipher
MYSThe mystery article
Cite it
Bauer, C. P. (2017). Unsolved! The History and Mystery of the World's Greatest Ciphers from Ancient Egypt to Online Secret Societies. Princeton University Press (ISBN 978-0691167671). https://doi.org/10.1515/9781400884797
@book{bauer2017unsolved,
author = {Bauer, Craig P.},
title = {Unsolved! The History and Mystery of the World's Greatest Ciphers from Ancient Egypt to Online Secret Societies},
howpublished = {Princeton University Press (ISBN 978-0691167671)},
year = {2017},
doi = {10.1515/9781400884797},
url = {https://archive.org/details/unsolvedhistorym0000baue}
}TY - BOOK TI - Unsolved! The History and Mystery of the World's Greatest Ciphers from Ancient Egypt to Online Secret Societies AU - Bauer, Craig P. PY - 2017 JO - Princeton University Press (ISBN 978-0691167671) DO - 10.1515/9781400884797 UR - https://archive.org/details/unsolvedhistorym0000baue ER -
Bauer, Craig P.. “Unsolved! The History and Mystery of the World's Greatest Ciphers from Ancient Egypt to Online Secret Societies.” Princeton University Press (ISBN 978-0691167671) (2017). https://doi.org/10.1515/9781400884797.