Business enterprises--New York State--Long Island
Business cards.
Advertising.]]> Real estate business--New York (State)--History.
Real estate development--New York (State)--History.
Real property--New York (State)--Long Island--History.
Roslyn (N.Y.)]]> Ross F. Mac Kearnin
385 Lincroft Rd.
Lackawanna 18, N.Y.
TR. 5016]]> Box 1, Folder 7, Item 12]]> ]]>