9 books • 3 series
Hazarding Hearts (Gallant Hearts, #5)
Hazarding Hearts On Fire (Gallant Hearts, #5)
Fast Falling Hearts (Gallant Hearts, #3)
Hard Charging Hearts (Gallant Hearts, #2)
Well Armored Hearts (Gallant Hearts, #1)
Gut Transfer Factors (Documents of the NRPB)
Bridgwater Railway (Locomotion Papers, LP132)
COD Testing and Analysis
Bridgwater Branch (Locomotion Papers)