From this page see the K4 split into its individual records. Plus see the first and last entries for the K4 and a monthly count.
Click View below to see specific diary entries
06:05 class 'J' to Craiginches, 61998. Change over Marykirk. LE home, 64590.
20:50 class 'A' to Aberdeen, D5309+D5313. 00:15 class 'F' ex Guild St, 61998.