NC - FINE- All original finish 90% - 94% or better, some dings in wood wear commensurable with percent of finish. In working order.

NB - EXCELLENT- near new condition 95% - 98%, used but little, no noticeable marring of wood or metal, bluing near perfect (some wear at muzzle or sharp edges can be expected).

ND - VERY GOOD- in working condition, 80% finish or better, appreciable wear on working surfaces 80% - 89%, no corrosion or pitting, minor surface dents or scratches. Wood condition commensurable with percent of finish with dings and dents associated with 80% - 89% gun.