cover of Remington "noiseless" typewriter brochure from the 50s. it's filled with dire quotes about how bad noise is for you. (It's all your secretary's fault, she types too loudly)
"Dr. Edward Podolsky carries the warning even further. "It is not an exaggeration at all," he points out, "to say that often cases of insanity are caused by nervous systems which cannot adjust themselves to the constant bombardment of noise."
Is Noise Driving You Crazy?
This Week Magazine
Chicago Daily News Magazine Section
August 2, 1947