The Hafeli DH-1 was an 1910s Swiss two-seat reconnaissance aircraft built by the aircraft department of the Federal Construction Works (Eidgenoessische Konstruktionswerkstaette K+W) at Thun Switzerland. 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