年輪
Subtitle: Hokkaidō Chihō Tokutei Yūbin Kyokuchōkai shi
By: [henshū Nenrin Hensan Iinkai, iinchō Nakamura Yutaka]
Publisher: Hokkaidō Chihō Tokutei Yūbin Kyokuchōkai
Published: 1989
Place of publication: Sapporo-shi
Language: jpn
Number of pages: 603
Subjects: History; Postal service; Telecommunication; Hokkaidō Chihō Tokutei Yūbin Kyokuchōkai
Other titles: Nenrin
Notes: Includes bibliographical references (p. 601).