The Morse code, learning & practice
Edition: Rev. ed. (with 1943 phonetic alphabet)
Publisher: Longmans, Green & company
Published: 1943
Place of publication: London; Toronto; New York
Language: eng
Number of pages: 63
Notes: Cover-title.

"First published in England, 1941 ... First Canadian ed., April, 1942, Rev. Canadian ed., May, 1943.

"Semaphore signs and significations" on p. [3] of cover.