TY  - BOOK
AU  - Gibbons,Gail
TI  - The post office book: mail and how it moves
SN  - 0690041985
PY  - 1982///
CY  - New York
PB  - Crowell
KW  - Post
KW  - gnd
KW  - USA
KW  - Geschichte
KW  - Sachbilderbuch
ER  -