Antique & Rare 1915 George Washington 1 Cent Green Stamp on Post Card

Post card from my Great Grandfather James T. Dover to my Great Grandmother & direct descendant of Daniel Boone, Georgia Ida Boone. Post card is of Creighton University. Stamped with a postmark of 2/11/1915 & mailed from Omaha, Neb.

My great grandfather was on the road a lot & this marks the first correspondence since their marriage.