Historic American Buildings Survey, Philadelphia Exchange Company
Frederick D. Nichols
No known restrictions on publication in the U.S. Use elsewhere may be restricted by other countries' laws. For general information see "Copyright and Other Restrictions ...,"(http://www.loc.gov/rr/print/195_copr.html)
Nichols, Frederick Doveton (American architectural historian, architect and educator, 1912-1995), “Historic American Buildings Survey, Philadelphia Exchange Company,” Classicizing Philadelphia, accessed June 25, 2018, http://www.classicizingphiladelphia.org/items/show/498.