Keihōsen ni okeru keiran kakō ni kansuru chōsa
Subtitle: tanshō o chūshin to shite
Series: Chōtetsu sōshi nōmu shiryō -- dai 9-gō
Publisher: Chōkakō Tetsurokyoku Sōmusho Shigyōka
Published: 1940
Place of publication: [Chōkakō]
Language: jpn
Number of pages: 54
Subjects: Egg trade
Notes: Cover title.