If the marking is 44 US (a), it was made from 1944-1946. In very good condition, WITH the rear peep sight and the Mossberg sling swivels, these sell for $200-$250. EXCELLENT target rifles.
The Mossberg and Sons Model 146B was manufactured in 1954-1958.
A history of Mossberg has been written and is available on Amazon
If it is in like new condition $300. Used and decent $200.
47-58
185 d Model 20 ga Mossberg Whats the Value
50-150 or so
$50-250, depending on condition.
@ $150- $250 depending on condition.
50-125 USD
50-150 USD
100-150.
The Mossberg and Sons model 26B was made from 1938-1941.The value is between 35-100 dollars,depending on overall condition.