View of heating system for water tanks on roof of building, outside.
[Exhaust system on roof.]
New York Telephone and Telegraph Building, view of statue on roof.
[Heating control valve on 17th floor of unidentified building.]
[Factory building, machinery on roof.]
Woolworth Building, swimming tank.
Gas fired heating system in the Winchell residence, Fieldstone.
[View from roof of unidentified building, Empire State Building in distance.]
Woolworth Building. Swimming tank.
[Roof of building.]
View from Woolworth Building roof looking at S.W. corner of building.
[Factory building, structure on roof.]
129 Amsterdam Avenue. Raisler Heating Building.
Woolworth Building, basement room over swimming tank, view from entrance.
View of lead flashing on roof of National Lead Co.
1749 York Avenue. Buildings, garage, etc., views inside and out.
Woolworth Building. Looking up at tower on roof.
Sewage disposal plant, birds-eye view of disintegrating tanks, looking N.W. at open tanks.
Woolworth Building. Looking N.E. toward Municipal Building on roof.