produced by Randall MacLowry, Tracy Heather Strain ; written and directed by Tracy Heather Strain ; senior series producer, Susan Bellows ; a Film Posse, Inc. production for American Experience
PBS ; produced and directed by Riva Freifeld ; written by Ken Chowder ; co-produced by Amy Brown ; a Riva Productions film for American Experience ; WGBH Boston
director, Glenn Holsten ; producer, Chayne Gregg ; writers, David C. Brock, Glenn Holsten, Arnold Thackray ; a Freshfly production for the Chemical Heritage Foundation
A production of Thirteen/WNET New York and Florentine Films/Hott Productions, Inc. ; produced by Lawrence Hott and Diane Garey ; directed by Lawrence Hott ; written by Ken Chowder