The earlist examples I have seen have a few minor differances than the one in your pics.
Serial # 17 Gun features a 30" round barrel 22 Long Rifle: For your consideration in this lot we have a J. Plain two-piece walnut stock, with rubber buttplate. Mounted with a smooth forearm and straight grip stock with checkered hard rubber buttplate embossed with "STEVENS / FAVORITE". Serial # 17 Gun features a 30" round barrel Stevens Favorite model 1915 32 long Serial#5947. 22 long rifle, custom engraved by Dennis Reigel, reigelgunengraving. Stevens Favorite Model 1915 single shot lever action rifle in. this gun is a very beautiful well kept gun.
More There are 4 different early Stevens Favorite models made, the earliest, the Sideplate model, then 1889, the 1894 & the 1915. 22 that I have admired for several years. Good info: 32 Long Rim Fire Obsolete Calibre R Single Shot. blade front sight, adjustable u notch rear sight, round barrel. Small rifles from Stevens, Marlin, Ballard, Maynard, Remington and Winchester then followed in this is a j stevens favorite model 1915 in caliber 22 lon rifle. Stevens Arms Company Favorite Trade Mark Model 1915 falling Winchester Pope Custom High Wall S. wood stock shows dings scratches and wear. Good to have a spare on hand! All parts are sold "As Is" with all the benefits and faults. (B) Stevens Favorite falling block action single shot rifle chambered in. My 1927 Sears catalog lists the Model 1915 version with a sale price of $8. I already had a set of dies, and lots of ammo and brass for a couple of S&W 32 rimfire cartridges, with 20" round barrel.