100-1000 USD or so
50-2200 USD depending on specifcs.
The W818878 is not recognized. 70B30095 is a number for a Browning Lever action .22 rifle. Use the link to find value
Depending on condition, 250-750 USD.
Need a detailed description of all markings, finish, condition, etc..
Try the Blue Book of Gun Values. Basically impossible to value with just the serial number.
Age and value