Robert S. Birchard has done audio commentaries for these DVD releases:
FORD AT FOX - THE COLLECTION
The Iron Horse (1924)
Ford at Fox Collection - John Ford's Silent Epics The Iron Horse (1924)
The Iron Horse
(1924) [released separately]
The Razor's Edge (1946) [in collaboration with Anthony Slide]
The Rains Came
(1939) [in collaboration with Anthony Slide]
MURNAU, BORZAGE AND FOX 7th Heaven [in collaboration with Anthony Slide]
