How It's Made Electric Pole Transformers : https://www.youtube.com/watch?v=g7E6wJ7h30c ABB making them in the US (all signs in English, lbs label on crane), but I would guess the video is from last century.

Also Siemens make Electric Pole transformers (I think) in Colombia - shown for a short segment at the start of this more recent video montage on making a variety of different transformers: https://www.youtube.com/watch?v=2MHoiNnv3ZE