Release: NBER Macrohistory Database
For Further Information, See Source. Source: Bur. Of Bldg. Inspection, Phila. 1890-95: Annual Reports; 1896-1935: Records.
This NBER data series a02057 appears on the NBER website in Chapter 2 at http://www.nber.org/databases/macrohistory/contents/chapter02.html.
NBER Indicator: a02057
National Bureau of Economic Research, Value of Permits for Commercial and Industrial Buildings for Philadelphia, PA [A02057US37980A398NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/A02057US37980A398NNBR, December 9, 2016.