The Great Northern Railway (GNR) No. 1 class Stirling Single is a class of steam locomotive designed for express passenger work. Designed by Patrick Stirling they are characterised by a single pair of large driving wheels which led to the nickname eight-footer. Originally the locomotive was designed to carry up to 26 passenger carriages at an average speed of 47 miles per hour. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Mean Of Transportation