Drawings on the envelopes of letters 2

Drawings on envelopes from letters.

A long time ago you wrote on paper. Then they were put in envelopes. And send. Letters read. And the envelopes ... Sometimes they were sorry to throw, so different, foreign.
There was a problem - whether it is possible to use the graphical elements of envelopes as a basis for drawing? Several examples of such a problem before you.