Due to the continual withdrawal of so many Railway Post Office (RPO) trains, the Post Office Department decided to experiment with the distribution of mail on large buses, equipped somewhat like RPO cars. On February 10, 1941, experimental service started on the Washington, DC & Harrisonburg, Virginia HPO.
网络释义
1、汽车邮局
...汽车仪表板灯 dashboard lamp汽车邮局 highway post office汽车越野赛 autocross ...