“This Columbia GUARANTEED HIGH FIDELITY recording is scientifically designed to play with the highest quality of reproduction on the phonograph of your choice, new or old. If you are the owner of a new stereophonic system, this record will play with even more brilliant true true-to-life fidelity. In short, you can purchase this record with no fear of its becoming obsolete in the future.”
-The back of a vinyl record of Mahler’s Symphony No. 1, conducted by Bruno Walter. 1962.