This one, s/n 011, is a full scale (26-3/16 inches), and is ideal for that plunk, old-time sound.
It comes in a hardshell case, for $2195.
Richard Brown of Laredo, Texas is making banjos of native woods including mesquite and Texas ebony, Pithecellobrium flexicaule.
Hear this banjo, or, if you prefer,
see and hear it played (4mb).