The following people have contributed work to this project:

Daniel Berg, Devyn Caldwell, Don De Vivo, Peter Downs, Andrew J. Faulkner, Joe Frank, Jon Galloway, Robin Hirsch, Lynn Josse, Barbara Manzara, Yves Marrocchi, Colleen McKee, Margie Newman, Mary Ann Owens, Thomas Petraitis, Rob Powers, Eric Seelig, Frank Szofran, Susan Turk, Toby Weiss.

The following people generously have aided research or otherwise have provided support:

Marcia Behrendt, Matt Bivens, Rick Bonasch, Dustin Bopp, Alan Brunettin, Anthony Coffin, Gerry Connolly, Thomas Crone, Dan Dalton, Jim Dalton, Lindsey Derrington, Douglas Duckworth, Tom Duda, Antonio French, Larry Giles, Esley Hamilton, Bob Hansman, Joseph Heathcott, Paul Hohmann, James G. Janney, Jr., Ted LaBoube, Landmarks Association of St. Louis, Rachelle L'Ecuyer, Steve Patterson, Jennifer Roche, Steve Russell, St. Louis Building Arts Foundation, Tim Samuelson, W.G. Seibert, Susan Sheppard, Sister Marylu Steuber, Susan Tschetter, Sean Thomas, Carolyn Hewes Toft, Will Winter, William Wischmeyer.