The 1956 American Architects Directory is reproduced here in its entirety, with permission from R.R. Bowker.
American Institute of Architects: Officers and Regional Directors - Chapters - Roll of Officers, 1857-1955 - Honorary Members - Honorary Fellows - College of Fellows - Medals and Awards
Biographical Index of Architects
Appendix: Value of the Architect - Selection of an Architect - Standards of Professional Practice - Schedule of Architectural Services - Publications and Documents of the AIA - NCARB - ACSA - Architectural Journals