00815cam a2200241 4500 142455406 TxAuBib 20041202120000.0 041202s2004||||||||||||||||||||||||eng|u 9781881508922 1881508927 TxAuBib Frederick, Dawn. How it happens at the post office / By Dawn Frederick; photgraphs by Bob and Diane Wolfe. 1st ed. Minneapolis, MN : Clara House Books, 2004. 32 p. : col. ill. ; 19 cm. Accelerated Reader. 20041202. United States Postal Service--History Juvenile literature. Postal service United States Juvenile literature. Wolfe, Robert and Diane.