This is the Company listing. I have no idea why it was chosen to be filmed (and it is pro shot--albeit with cameras at the back of the theatre) but thank God it was. If only those other early Prince/Sondheim shows had been.
http://browse.nypl.org/iii/encore/record/C__Rb14388223__Scompany%20sondheim__P0%2C6__Orightresult__U__X2?lang=eng&suite=def
Company [videorecording] / Harold Prince, in association with Ruth Mitchell, [and Theater Now] presents ; music and lyrics by Stephen Sondheim ; book by George Furth ; musical numbers staged by Michael Bennett ; production directed by Harold Prince ; [videotaped by Directors Circle] ; [video producer, Theatre on Film and Tape Archive, Betty L. Corwin, director]
Imprint
Washington, D.C., c1972.
Description
3 videodiscs (DVD) (139 min.) : sd., b&w NTSC ; 4 3/4 in.
Note
Performed in Washington, D.C. as part of a 1972 national tour.
Access
Restricted to qualified researchers.
Credits
Set design, Boris Aronson; lighting, Robert Ornbo; costumes, D. D. Ryan ; orchestrations by Jonathan Tunick ; dance music arrangements by Wally Harper ; musical direction by Arthur Wagner.
Cast
Barbara Broughton, J. T. Cromwell, Tandy Cronyn, Rolly Fanton, Louisa Flaningam, Joy Franz, Del Hinkley, Jane A. Johnston, Gary Krawford, Bernie McInerney, Donna McKechnie, Mary Roche, and Julie Wilson.
Event
Videotaped by The New York Public Library's Theatre on Film and Tape Archive at the National Theatre, Washington, D.C., May 20, 1972.
Funding
Recorded with the financial assistance of Harold Prince.