Demonstrating use of Pulmotor in Brooklyn, Union Gas Co. Emergency Station Exterior.

176 Remsen Street. Brooklyn Union Gas Co.

Brooklyn Union Gas Co., demonstration building, cooking class.

Brooklyn Union Gas Co., demonstration building, cooking class.

108 Livingston Street. Brooklyn Union Gas Co., Demonstration Building.

Brooklyn Union Gas Company, emergency station.

108-112 Livingston Street . Brooklyn Union Gas. Co. Demonstration Building.

Brooklyn Union Gas Company, appliance department, upstairs.

Brooklyn Union Gas Company, appliance department, downstairs.

Brooklyn Union Gas Co., Appliance Department. Upstairs general view.

Brooklyn Union Gas Company, appliance department, downstairs.

Fulton Street. Brooklyn Union Gas Co., Appliance Department. Dynamo room.

Brooklyn Union Gas.

Brooklyn Union Gas Company, emergency station.

108-112 Livingston Street. Demonstration Building, Brooklyn Union Gas Company.

Brooklyn Union Gas.

Brooklyn Union Gas Company, emergency station.

Brooklyn Union Gas Company, appliance department, upstairs.

Consolidated Gas Co. Washington Heights emergency crew with Pulmotor.

Consolidated Gas Co. Washington Heights emergency crew with Pulmotor.