20 West 90th Street
Date:Â 1892-93
NB Number:Â NB 1606-1891
Type: Â Rowhouse
Architect: Â Horenburger, Hermann
Developer/Owner/Builder:Â Walden Pell Anderson
Row Configuration:Â ABABA
NYC Landmarks Designation:Â Historic District
Landmark Designation Report: Upper West Side/Central Park West Historic District Designation Report, Vol. 3
National Register Designation:Â N/A
Primary Style: Â Renaissance Revival with Northern Renaissance elements
Primary Facade: Â Â Brownstone and Ironwork
Stories:Â 4 with basement
Window Type/Material:Â One-over-one double-hung/Wood
Basement Type:Â Raised
Stoop Type:Â Unknown
Structure:Â Masonry bearing walls and steel frame
Historic District: Upper West Side - Central Park West HD
Alterations:Â Ground story refaced. Stoop removed; basement entrance created.