Vahl Engineering Company, interior from S.E. corner looking N.W..

Vahl Engineering Company, west end looking east.

Vahl Engineering Company, exterior of rear.

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

Woolworth Building, engine room looking S.W.

Woolworth Building, from center Broadway looking S.W.

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

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

Woolworth Building, sub-cellar lower level from center looking S.W.

Shopping center, general view near A & P, looking S.W.

Woolworth Building, from Broadway looking S.W.

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

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

Lincoln Center apartment community, from S.W. corner of 70th Street and Amsterdam Chalfort (sp?) Hotel roof, looking S.W.

Woolworth Building, from Broadway looking S.W.

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

48th Street and 13th Avenue. Bay Ridge Savings Bank, interior.

Aerial view looking S.W. at United Nations Plaza Apartments from East River near 50th Street.

H. C. Frick Residence. From S.W. Cor. Looking N.

3rd Avenue and 72nd Street. Bay Ridge Theatre, interior of lobby on mezzanine floor.