French-English and English-French dictionary of technical terms and phrases used in civil, mechanical, electrical, and mining engineering, and allied sciences and industries ... : and a method of telegraphic coding by which any entry in the dictionary can be expressed by a 10-letter cipher word with indicator and check / by J. O. Kettridge ; with a supplement by Yves R. Arden ... .
French-English and English-French dictionary of technical terms and phrases used in civil, mechanical, electrical, and mining engineering, and allied sciences and industries ... : and a method of telegraphic coding by which any entry in the dictionary can be expressed by a 10-letter cipher word with indicator and check / by J. O. Kettridge ; with a supplement by Yves R. Arden ... .