Without knowing who made it and a description of ALL markings, no way to answer.
$200-$300, depending on condition.
300-700 depending on condition, box, accessories, papers.
Depending on condition, 175-300 USD.
Depends on the model and condition, but about $300-$375.
what goes father a 300 short mag or a 300 mag
300-800
500 or so
About $1200-$1400, depending on condition.
No, the 300 ultra mag cartidge is not interchangeable with the 300 win mag.
100-300 USD
$250-$300, depending on exact version and condition.
depending on condition manufactured after 1964....$550.$700.00