Economy and technique of codes and code-condensers
By: by Dr. Ir. C. B. Barto.
Publisher: A. Barto
Published: 1934
Place of publication: Zutphen, Holland
Language: eng
Number of pages: 203
Subjects: Cipher and telegraph codes.
Notes: Label mounted on t.-p.: Van Riemsdyck' bookservice ... New York city.
Issued in Dutch as thesis, Technische hoogeschool te Delft.
Pages [145]-204, including "Kolommentafel", "Symbolentafel" and "Lijst van geraadpleegde werken" (p. 198-204) are reprinted from the Dutch edition.