1) Watt governor in the Tower Bridge Engine Room (cut from the film by Kauko Helavuo )
2) Watt governor as is a part of the gold mining engines which are still used in Ballarat (Australia).
Sincere thanks to the authors of the video: Prof. A.L. Fradkov and Prof. B.R. Andrievsky
3) Watt governor in a shopping mall in Porto