助川海防城
Subtitle: bakumatsu Mito-han no kaibōsaku
By: Suzuki Akira cho
Series: Furusato bunko; Furusato bunko (Nagareyama-shi, Japan)
Publisher: Ron Shobō
Published: 1978
Place of publication: Nagareyama
Language: jpn
Number of pages: 98
Subjects: History; Foreign relations; Defenses; Sukegawajō (Hitachi-shi, Japan)
Other titles: Sukegawa kaibōjō
Notes: Bibliography: p. 90.