We found the price of a first class stamp with time (in Month-date-year) and made a plot showing the trend. It was interesting that I read the price of stamps has followed inflation. That is, we aren't really paying more for the stamp, it just looks as we are.
Price to mail first class letter throughout history
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About this Entry
This page contains a single entry by Julie Wang published on September 11, 2013 3:49 PM.
Post office meetup was the previous entry in this blog.
Math-u-see Alpha pages Pages 104 - 106 is the next entry in this blog.
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