Interesting post, kat.
Converting some of those figures (using the Consumer Price Index) to see what the cost would be in today's dollars...
A three-minute call from Denver to New York City cost eleven dollars.
($237.93 today)
The average wage in the US was 22 cents per hour.
($4.76 per hour today)
The average US worker made between $200 and $400 per year.
($4,325.93 - $8,651.85 per year today)