August 1st: The Metropolitan Police Department Is Developing a Helmet Hat for Municipal Traffic Police Officers as a Heat Resistance Plan, and from Today, the Hat Is Used on a Trial Basis (Traffic Control in Front of Hibiya Park) (No.6)

八月一日市交通巡査に耐熱計画の為ヘルメット帽を警視庁にて考案中の所本日より試験的に実施せらる(日比谷公園前の交通整理)(No
August 1st: The Metropolitan Police Department Is Developing a Helmet Hat for Municipal Traffic Police Officers as a Heat Resistance Plan, and from Today, the Hat Is Used on a Trial Basis (Traffic Control in Front of Hibiya Park) (No.6)

資料番号/Collection ID: 88132212
大分類/Category: 印刷物 / Printed Material
小分類/Sub Category: 絵葉書類
種別/Type: 絵葉書
年代 Creation Date: 大正期　大正11年　1922　20世紀
員数/Number: 1枚
資料群/コレクション名/Materials group/Collection: 喜多川周之コレクション
Kitagawa Chikashi Collection