1919 Event 1st parcel of land is purchased for Cleveland Metroparks 1919 Event United Parcel Service forms 1913 Event Post office begins parcel post deliveries 1912 Event 1st U.S. postage stamp picturing an airplane, 20 cent parcel post, issued 1907 Event United Parcel Service begins service, in Seattle 1888 Birthday James E. Casey, founder, United Parcel Service
