Blue Circle has coupling rods? I never saw them clearly the whole time, so it must be one of the only steam locos with internal rods.
Unless it's actually a brake, could this be one of them (outlined in yellow)?
Unless it's actually a brake, could this be one of them (outlined in yellow)?
![[Image: Blue-Circle-Couprod.png]](https://i.postimg.cc/qMFFNyWx/Blue-Circle-Couprod.png)