Try
www.amazon.com for starters ...
[edit]
(of course I just remembered that IMDB is Amazon's, still I find it more useful than IMDB at times)
[/edit]
Sample technical info from their site for
The Devil and Daniel Webster:
Technical Information
Release Information:
Studio: Criterion Collection
Theatrical Release Date: January 1, 1941
DVD Release Date: September 30, 2003
Run Time: 106 minutes
Production Company: Home Vision Entertainment
Package Type: Keep Case
Aspect Ratio(s):
Full Screen (Standard) - 1.33:1
Discographic Information:
DVD Encoding: Region 1
Layers: Dual
Available Audio Tracks: English (Dolby Digital 2.0 Mono)
Available subtitles: English
Edition Details:
• Region 1 (U.S. and Canada only. This DVD will probably NOT be viewable in other countries.) Read more about DVD formats.
• Black & White
• New transfer from restored elements
• Audio commentary by film historian Bruce Eder and author Steven C. Smith
• Video comparison between The Devil and Daniel Webster and William Deterle's "preview Version of the film, entitled Here is a Man
• Reading of Stephen Vincent Benet's short story by Alec Baldwin
• The Columbia Workshop's radio dramatizations of Stephen Vincent Benet's stories with music by Bernard Herrmann
• The music of the presented in an interactive essay by Christopher Husted
• Gallery of behind-the-scenes photos and promotional materials
• New essay by author Tom Piazza (Blues and Trouble: Twelve Stories)
• ASIN: B0000AKY54
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Not everything will be this complete of course.