https://imgur.com/a/rgrFS3oMake: Harrington and Richardson
Model: 58 Topper single-shot shotgun
Caliber: 12 gauge, 3" chamber
Location: PPT in San Marcos or Fallbrook, preferred
Price: $250
Will ship: No
Other info: Full choke, 30" barrel, bead sight, with ejector. Comes with 20 rounds of S&B 2-3/4" 00 buck and 50 rounds of Federal 2-3/4" No. 8 game birdshot.
Serial puts manufacture date to 1975, presumably. Good overall condition.