http://www.e-gunparts.com/productschem.asp?chrMasterModel=1560z949
Try the following link. I saw it there. www.gungarage.com/gunmanuals.htm
50-125 USD or so
100 USD or so
No way to answer without the serial number.
The first model 949 (the fourty-niner) was made from 1961-1972.The second model 949 was made from 1973-1986.
Consult with a good gunsmith.
50-100 USD or so
id give you $100
Your H&R model 949 forty niner is the second model which was made from 1973-1986.With the prefix of BA to your serial number,it was made between 1983-1986.i hope that you find this informative.
If this is a single shot break action shotgun, I'd check try parts for a Stevens 94 or maybe a Harrington & Richardson Topper. Numrich Gun Parts at the related link may be able to help.
About 1962. Value depends on condition, but averages about $125-$175 for very good condition.
Made 1960-1986. reintroduced by H&R 1871 company in 92-99. Depending on condition, $100-$150.