422 Walnut: Frederick DeBourg Richards Photograph
422 Walnut: Charles A. Poulson Newspaper Clipping (January 1859)
426 Walnut: Frederick DeBourg Richards Photograph
426 Walnut: Charles A. Poulson Newspaper Clipping (March 1859)
306 Walnut: Mutual Assurance Fire Insurance Survey (May 1893)
324 Walnut: Mutual Assurance Fire Insurance Survey (May 1911)