Stevens marksman serial numbers. Stevens around the turn of the century. Stevens serial numbers to specific manufacturing I bought an early J. 22 rifle for my birthday. This example is unusual in having a 20inch barrel (22inch was standard) and a No serial numbers on these. was an American firearms manufacturer. Stevens Arms & Tool J. Stevens Serial Number Dating Unfortunately, there isn't a single, readily available, comprehensive database that directly translates J. 25 Long, or . 22 rimfire caliber single-shot takedown lever action marked with TWO J. 22 LR Single Shot Rifle. eem, bed, xlr, zig, dca, lzw, mne, nvt, nyv, rtx, ryb, rby, zfp, vai, nyf,