the pick-up of mail by an official letter carrier from collection boxes and residences along his route, and the delivery of that mail to the local post office, or directly to an addressee in the same city. Sometimes carrier service included delivery of mail from the post office to an addressee. The fee for this service (prior to the elimination of the fee on June 30, 1863 and establishment of free city delivery) was either 1¢ or 2¢. Special <#carstamp=Carrier Stamps> were issued to pay for this service. Prior to July l, 1863 the payment of regular postage only paid for transportation of mail between post offices.