Why the Deuce Don't you Write?

Front:
Why 967 Cory VAATAM DENVER don't you write?

Back:
JALDOS eas JAN 182 AM 09 GA THIS SPACE CAN BE USED FOR A WRITTEN MESSAGE USING ONE-CENT STAMP IN UNITI CES OF les 1706 FRANKLIN 750 Miss Martha Smith Jericho, Sty. e