So.
>>1451625This was imperial Russian O-class, one of the most manufactured locomotives ever. It struggled to go 70 km/h. But was excellent for branch line operation, even if the more capable E (and "Ye"?) class was preferred. By the way, the reason for the influence of the German locomotives was that they made so many of them, especially narrow gauge customized for the spec.
>>1451628This is Finnish Hr1; Henkilö, raskas 1. - "passenger, heavy type 1". 22 made. They used roller bearings!
>>1451628This is Finnish Tr1; Tavara, raskas 1. - "freight, heavy, type 1". 78 made, 4 with roller bearings. Both were made post war and served to the end of steam, 75-76.
Here's Swedish F class. 22 made. These were magnificent express pullers and also served to the end of steam.