Dai Tōa sangyō (kōg, kōgyō oyobi denryoku) kensetsu kihon hōsaku
Subtitle: Daigo Bukai tōshin
Publisher: s.n.]
Published: 1942
Place of publication: [Japan
Language: jpn
Number of pages: 25
Notes: Cover title.

"Gokuhi" (confidential document) stamped.

LC copy imperfect: after leaf 25 wanting; also brittle.

"Miteikō" stamped.