The Sterlingworth grade, Skeet and Upland Game Gun, made it's debut in the 1935 catalog. Description from the 1935 catalog as follows:
Sterlingworth Skeet and Upland Game Gun. 12 gauge, 16 gauge, 20 gauge
To meet the demand for a moderately priced skeet and upland game double gun we have produced the famous Fox-Sterlingworth gun in this new straight grip model with 26" barrels bored: right skeet, cylinder, left quarter choke. This is a standard stock model possessing the features of skeet boring and stock design heretofore available only in custom-built guns
Barrels- Fluid compressed steel, 26" length bored right skeet cylinder and left quarter choke
Action- Two trigger, extractor type
Stock- American walnut straight grip, length 14", drop at comb 1 1/2", drop at heel 2 1/2"
Engraving- Ornamented with line engraving on frame and guard
Weight- 12 gauge about 7 lbs, 16 gauge about 6 lbs, 20 gauge about 5 3/4 lbs
The following extras are furnished to order on the Sterlingworth Skeet and Upland game Gun: Automatic ejectors, Fox-Kautzky Selective single trigger, Beavertail forend, recoil pad, Ivory sights