國際通信書
By: Teishinshō Kansenkyoku hen
Publisher: Nihon Kaiin Ekizaikai
Published: 1941
Place of publication: Tōkyō
Language: jpn; eng
Other titles: Kokusai tsūshinsho
Notes: Shomei zendai: Shōwa 8-nen (1933) kankō.

Ei-Wa taiyaku.
Table of contents: title: 1. Denshin hen; title: 2. Shingō hen.