Not 100% certain, but I THINK your rifle was made by Marlin for Western Auto stores- and is in the Marlin 81 family. Below is a link to a photo of a Marlin. These are bolt action, tube fed 22 rifles.
No published sn data
50-1000 depending on specifics
The marlin model 781 .22cal rifle was made from 1971-1988.
You need the services of a gunsmith
Yes
Marlin made a model 98 semi-auto .22cal rifle from 1957-1959.They also made a model 980 bolt action .22cal rifle from 1962-1970.They did not make a model 98 bolt action rifle in .22caliber.
Your winchester model 1890 .22cal rifle was made by winchester in 1902.
If you are talking about a winchester model 1890,.22cal pump rifle?Then it was made by winchester in 1923.
1988-1991.
Your Winchester model 77 rifle was made from 1955-1963.
Yes- several- beginning with the Model 12.
No published data.