Career
He was the younger brother of the engineer Dugald Drummond. Designed by Peter Drummond include:
Highland Railway Drummond 0-6-0 Class goods engine
Highland Railway Drummond 0-6-4T Class banking engine
Highland Railway L Class 4-4-0 passenger engine
Highland Railway Ben Class 4-4-0 passenger engine
G&SWR "Austrian Goods" 2-6-0.