Clark your serial number would be from 1884-85 and would be an E Grade hammer gun which at the time cost $70.00. Catalogs of that period listed either 30" or 32" barrels in 3 different weights: Medium, Heavy, and Extra Heavy, 10 ga. weight with 30" barrels, 8 1/2-9 1/2 lbs, 32" from 9 1/2-11 lb. Catalog states that all are supplied with at no extra charge rubber butt plate. Catalog picture shows a Setter with its right foot on a rock.