- Collection of
- Edo-Tokyo Museum
- Title
- Spreadsheet for the Number of Gas Masks Required
- Collection ID
- 89202321
- Category
- Printed Material
- Creation Date
- [20世紀]
- Size
- 25.6 cm x 36.3 cm
- Edo-Tokyo Museum Digital Archives
- https://www.edohakuarchives.jp/detail-130523.html