Telegraphic Codes and Message Practice, a Selection from Harvard Library Holdings, an exhibit at Harvard University, January 26–May 26, Cabot Science Library:
“Telegraphic code dictionaries were an integral part of telegraphic message practice ca. 1870–1930. This exhibit presents a variety of telegraphic code dictionaries, as well as coded telegrams and related materials, drawn from several library and archival collections at Harvard. Other contributors to this exhibition include Baker Library, Baker Library Historical Collections, Harvard-Yenching Library, Harvard Law School, the Harvard Theatre Collection, Widener Library, and Wolbach Library.
This exhibit can be viewed when the library is open. For details, call John McVey at 617-661-4276.