About $125-150 in excellent condition. They could be originally purchased in the late 70's for $74.95
1901 single barrel shotgun, washingtion
The Harrington Richardson 20 gauge single shot shotgun, Feb. 27 1900 is valued at $75 in poor condition. In good condition, it is valued at $200.
H&R / Harrington & Richardson
Seek the services of a good gunsmith
Seldom exceeds 100 USD
Unlikely that detailed sn data has been published.
Value will seldom exceed 100 USD if if great shape.
In 100% condition, $100-$125.
200 or so
Yes, but some single shots were also manufactured by Harrington and Richardson. Yes, there were 2 models, # 28 and # 44.
serial number suggests a single barrel, hinged frame Model 1908/08 shotgun - if so - 1920-25.