A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2019; you can also visit the original URL.
The file type is application/pdf.
Shogo HAYASHI, Tsutomu YASHIRO, Yasubumi KANAI, Goro KOYAMA. "A Comprehensive Training System of the Methods of Communication." The Journal of Japan Institute of Navigation 69.0 (1983) 141-150