steam tram carriage

This photo steam tram (according to the caption, electric trams also exist then?) In Surabaya. Notice the tin roof house behind the carriage, the passenger who was sitting in an open carriage, the seller crackers? china style house and the roof on the far right. This can be concluded where exactly?
Notice also the small tramnya loco ... It is now on display at Station turi times the market ...
1926 photo from the book Grooter Naar Nederland.