That's not really true, adjusting for inflation: https://upload.wikimedia.org/wikipedia/commons/thumb/b/b0/US_Postage_History.svg/800px-US_Postage_History.svg.p

That's not really true, adjusting for inflation: https://upload.wikimedia.org/wikipedia/commons/thumb/b/b0/US_Postage_History.svg/800px-US_Postage_History.svg.png https://upload.wikimedia.org/wikipedia/commons/thumb/b/b0/US... The lighter blue line is in May 2016 cents.