Mike queried --

> Does anyone remember a time when delivery people, on foot, would blow a
> whistle after leaving the mail?

  Not I.
  I do remember home delivery of dairy products, when I was a kid in the
early to mid-50s.  I seem to vaguely recall his motorized delivery truck
having jingling bells.  I know the ice cream guy who cruised the neighbourhood in
the afternoon having music play
  Joe
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