Vahl Engineering Company, interior from north center looking S.W..

Vahl Engineering Company, exterior of rear.

Vahl Engineering Company, west end looking east.

2nd Avenue and 64th Street. General view of Vahl Engineering Company.

Woolworth Building. Engine room from S.E. corner.

Woolworth Building, engine room from S.W. corner looking N.E.

Woolworth Building, sub-basement engine room from S.W. corner looking N.E.

Woolworth Building, engine room from S.E. corner.

Woolworth Building, engine room from S.E. corner.

Woolworth Building, engine room from S.E. corner.

Woolworth Building, engine room from S.W. corner.

Woolworth Building, engine room from S.W. corner looking west.

Woolworth Building, from S.E. corner looking N.W.

Woolworth Building, from N.E. corner looking S.W.

Woolworth Building, sub-basement from N.E. corner room from S.W. corner.

Veterans Hospital, utility room looking S.W. from N.E. corner, sixth floor east.

Woolworth Building, engine room from N.W. corner.

Woolworth Building, sub-basement engine room from S.E. looking N.W.

East End Avenue. Looking N.E. from the S.W. corner of 81st Street.

3rd Avenue and 72nd Street. Bay Ridge Theatre, interior of entire proscenium from stage.