78 vs LP Disc Thickness Comparison
To dramatize the superiority of the new long-playing record introduced by Columbia in 1948, Dr. Peter C. Goldmark, who helped develop the new discs, stands alongside a huge pile of 78-rpm records, holding the equivalent recorded repertoire in a handful of LP's.
Columbia's Disc Digest, 1948
45 Minutes from one disc!
Classical Music Leads the LP Charge
Longer Playing, Better Sound
More music for your dollar, plus they're unbreakable
Up to 45 minutes from ONE disc