Capt'n John G.W. Dillin (y'all remember him?) Laidacker Collection, Plates 7 & 8, #1 & 2
C.T. Stahl and I.G. Wren, late half-stock "Kentucky" rifles.
Flint New England, specifically Massachusetts, rifles were commonly 1/2 stock.
Believe this topic was discussed here earlier, some time in the last coupla years.