The Prototype metal-bodied carriages are a class of post-preservation carriage on the F&WHR.
To call this a class is slightly erronous; these are all non-standard prototypes built at different times for various purposes. For more details, please see the individual carriage articles.
||Renumbered or repurposed
||Later prototype for Tin Cars class.
||First class compartment removed 2007
||Early prototype for Tin Cars class. Interior as rebuilt 2007/8 is prototype for Super Barn interior.
||In service (allocated to WHR indefinitely)
||Prototype for larger and longer vehicles.