Zebra code
By: compiled for the use of timer and plywood importers and shippers, agents, shipbrokers, etc., etc.
Edition: 4th ed.
Publisher: Benn
Published: 1956
Place of publication: London
Language: eng
Number of pages: 436
Subjects: Cipher and telegraph codes -- Lumber trade.; Timber trades journal and saw-mill advertiser.
Notes: "List of users of the Timber trades journal Zebra code": p. [1]-28 (3d group); p. 29-30 (3d group) blank for additional users.
At head of title: The Timber trades journal.