[Kaijō yusō jōkyō oyobi sekitan sentetsu kōbutsu shigen, 1941-1942]
Publisher: s.n., 1942
Published: 1942
Place of publication: Japan
Language: jpn
Number of pages: 15
Notes: LC copy imperfect: t.p. and colophon wanting.

LC copy brittle and unbound--placed in envelope.

Issued as confidential document.