| 9720 to 9729 10 cars MA-73-B | •postal car •by 1962 only 9720 and 9721 were still in service •73 foot 6 inch |
 January 1924 October 1932 May 1958 October 1962 |
| 9720 to 9729 10 cars MA-73-B | •postal car •by 1962 only 9720 and 9721 were still in service •73 foot 6 inch |
| January 1924October 1932May 1958October 1962 |