Third class rates for greater than the basic weight could require five cents postage.

This envelope from 1940 is marked "printed matter," and could have contained a catalog weighing between four and five ounces at one cent per ounce or fraction thereof. This rate was in effect from April 15, 1925 until January 1, 1949.

A box, most likely weighing between four and five ounces when its contents were present, was probably mailed between January 1, 1949 and August 1, 1958, when the rate was two cents for the first two ounces, and one cent for each additional ounce.

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