From this page see the A1 split into its individual records. Plus see the first and last entries for the A1 and a monthly count.
Click View below to see specific diary entries
04:00 Niddrie, 60159. Home pass. H Lonie
18:25 class 1 to Aberdeen, D260. 20:40 4M48 ex Guild St to Perth, LE home 60152. F Japp