| ID: | 23574 |
|---|---|
| Entry Text: | Tuchman, Barbara Wertheim. The Zimmermann Telegram. London: Constable; New York: Macmillan; London: Folio Society, 1958, 1959, 1966, 2004, xii, 244 pp. Major achievement of Room 40; German secret offer to Mexico; eve of U.S. entry into 1st World War. |