I have a Marlin model 1881 the serial Number is 9425 and according to the letter signed by mr. Brophy is shipped in sept 1885.Regnier (gunrunner) wrote:Kirk;
The record for your serial number is blank, so there is no information listed for your serial number.
I hope this helps.
your rifle with the serial number of 4150 must to haven been much early than mine.
Hope this helps
Jesse