Brooklyn Union Gas Company, emergency station.

Brooklyn Union Gas Company, emergency station.

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

Brooklyn Union Gas Company, appliance department, upstairs.

Brooklyn Union Gas Company, appliance department, upstairs.

Brooklyn Union Gas Company, appliance department, downstairs.

Emergency station in Brooklyn, exterior.

Emergency station in Brooklyn, exterior.

Brooklyn Union Gas Company, appliance department, downstairs.

Emergency station in Brooklyn, exterior.

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

Brooklyn Union Gas. Co., Pulmotor in action.

176 Remsen Street. Brooklyn Union Gas Co.

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

Brooklyn Union Gas.

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

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

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

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

Brooklyn Union Gas.