Standard Z-160 1st; Just a Memory (PMS -7)

The Standard Hour, also known as The Standard Symphony Hour, was a weekly radio broadcast by the San Francisco Symphony Orchestra and the San Francisco Opera first heard in 1926. The series was carried on the NBC Pacific radio network on Sundays at 8:30 p.m. Pacific time.

Wikipedia. CC BY-SA 4.0. Updated Oct 4, 2025.

“Standard Z-160 1st; Just a Memory (PMS -7).” The Standard Hour. Radio broadcast.