Top loading Bourry firebox. Note the simplicity of the bracing of the firebox, and the slightly protruding bricks at the sidestoking ports in the extended throat.
Detail of the number 8 fencing wire bracing, with turnbuckle tightener.
Firebox from the back (long throat side). One section of the throat lid is still in place, with a cast slab covered by insulating refractory bricks.
