Short（短編）

Voices of drivers and crew, sound of coal injection-departure, whistle, railroad crossing passage, stop(Partially recorded)

運転手、乗務員の声、石炭を入れる音～発車、汽笛、踏切通過、停車（一部収録）

* There is also a paid version of "Sound in Nature" which is rich in episodes and has a long version.(Apple podcast only)

ロングバージョンのある有料版「Sound in Nature」もあります。

https://podcasts.apple.com/us/podcast/sound-in-nature/id1569798616