One can no longer purchase much with five cents. But what one can still buy for a nickel, but is worth millions of dollars collectively, is a stamp to mail a letter overseas. The importance ... Read allOne can no longer purchase much with five cents. But what one can still buy for a nickel, but is worth millions of dollars collectively, is a stamp to mail a letter overseas. The importance of the mail service over the course of the U.S.'s history is described. Letters sent abroa... Read allOne can no longer purchase much with five cents. But what one can still buy for a nickel, but is worth millions of dollars collectively, is a stamp to mail a letter overseas. The importance of the mail service over the course of the U.S.'s history is described. Letters sent abroad have and still do fuel much of the immigration to the U.S., which is a never-ending cycl... Read all