Chemical Warfare Demonstration at the Sullivan Square playground, and underneath those fearsome masks are the faces of George A. Michael, left, deputy gas officer of the Boston Committee on Public Safety, and Capt. James Hinchey of station 15, Boston police department.

Digital Commonwealth — Boston Public Library

Chemical Warfare Demonstration at the Sullivan Square playground, and underneath those fearsome masks are the faces of George A. Michael, left, deputy gas officer of the Boston Committee on Public Safety, and Capt. James Hinchey of station 15, Boston police department.

[ca. June 1943]

RightsCC0 — Public Domain

CollectionDigital Commonwealth — Boston Public Library

[Information from item housing] Gas Masks

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