1982 National Register of Historic Places Inventory for Colonial Germantown Historic District:
"Register. Engle Building, 1906, later cornice alterations, one story, brick with pressed metal. --- Contributing."

Additional Sources:

• GHS: Jellett, Edwin C. "Germantown Historical Miscellany," p. 239: panorama west side of Main Street, above Lafayette St., 1906 (photograph).

• HSP: Campbell Collection (Compiled by Jane Campbell, circa 1900-1910), vol. 33, p. 162: panoramic view N of Haines shows the Engle Building on the left (photograph--to view see Bankers Trust Building at 5948-52 Germantown Avenue).

• UA: Philadelphia Newsphotographs, Germantown section: August 26, 1969 view from across the street showing Town Hall and part of Farmer's Market (Engle Building).