Stuff You Should Know on Instagram: “Laugh tracks have been around since the early 1950s and it's all thanks to one (reviled) sound engineer who put them in a 'Laff Box'. But…”
BUGS' LAFF BOX SET BOOKS - By Looney Tunes | eBay
The Mystery of the Laff Box – thebaronblog
Charles Douglass' Laff Box | Warehouse 13 Artifact Database Wiki | Fandom
Looney Tunes Bugs Laff Box Cib HTF Set 6 In Box Warner Bros Reading | eBay
The Laff Box: The Mysterious Source of Sitcom Canned Laughter - History of Yesterday
Charles Douglass - Wikipedia
Antiques Roadshow | Appraisal: 1953 Charlie Douglass "Laff Box" | Season 15 | Episode 5 | PBS