Marlin, model 1894.
Yes the Marlin Model 1894FG is chambered in .41 mag.
This question has been previously answered. NO major current producers are known.
There does NOT appear to be any current major producers offering a lever action rifle/carbine chambered for the .41 Magnum cartridge. There may be some custom made guns, finding a custom rifle gunsmith will require internet research.
@ 1980
Redhawk .41 Magnum pistols were first manufactured in 1979.
Marlin
The Model 41 was produced from 1936 until 1939 with 306,880 rifles manufactured. Condition will depend on the current condition of the rifle and which Model 41 you have. They were furnished in Models 41 A, 41 AS, 41 P and the 41 SB.
yes
Not AFAIK
100-1000 or more depending on specifics
The exact value of a Winchester HL-41 Combo rifle would actually be dependent upon a number of factors. Some of these factors would include the age and condition of the rifle.
300-500 USD