Q:Electro-Motive Corporation (later Electro-Motive Division General Motors) produced five 1800 hp B-B experimental passenger train-hauling Diesel locomotives in 1935; two company-owned demonstrators #511 and #512 the Baltimore and Ohio Railroad's #50 and two units for the Atchison Topeka and Santa Fe Railway Diesel Locomotive #1. 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?
A:
Mean Of Transportation