go to: marlinfirearms.com and pose the question to them Updated Answer - I believe you are probably talking about a Marlin model 39, not 59. Check here for much information about the model 39: http://en.wikipedia.org/wiki/Marlin_Model_Golden_39A Also as has been refernced above. Contacting Marlin Customer Service will help get the information you need.
1880 marlin hex barrel
50-150 USD
My Glenfield Model 25 has a micro-groove barrel,so I imagine others do as well.
50-200
What is the value of a Marlin Micro Groove Barrel MCD 336 Cal 30-30 WIN?"
It should be marked on the barrel if it has the Marlin micro groove rifling.The model 25m was made from 1989-2003.That being said it will if it was a early made rifle.
No
Depending on condition, $300-$450.
Your Marlin model 783 was made in the year 1971.
Marlin Firearms is still in business. Check with them.(marlinfirearms.com)
I would contact Marlin,s customer service dept.They may be reached through the internet.
go to: Marlinfirearms.com and pose the question to them