Data Are Shown For Manhattan Only. Residential Buildings Are Sum Of Detached Dwellings, Flats, And Tenements. Notes Say "Other" Is A Small Quantity. Source: 1902-35: Nyc (Manhattan), Annual Report Of The Dept. Of Building; 1936-44: Records Of Dept. Of Housing And Buildings.
This NBER data series a02053b appears on the NBER website in Chapter 2 at http://www.nber.org/databases/macrohistory/contents/chapter02.html.
NBER Indicator: a02053b
Release: NBER Macrohistory Database
National Bureau of Economic Research, Value of Plans for Residential Building, Manhattan for New York, NY [A0253BUS35620A398NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/A0253BUS35620A398NNBR, April 30, 2016.