Yes, but there is a 7 day waiting period in Maryland for handguns and "assault weapons" based on what I found.
You can buy its at Willys in Frederick, MD
If you want an official BSA kit, you need to go to the Dorsy Road Scout Shop at 7502 Connelley Drive #120, in Hanover, MD.
Ages
I know of no gun registeration in Maryland. No such thing as a unregistered gun.
You will need the services of a lawyer
Depends on the gun. For most common rifle, shotgun, and handguns, MD does not have a registration requirement. Assualt weapons are required to be registered. Link below to MD firearm laws, and you can check with the MD State Police.
bus, car, bicycle, walk ...
You can buy them from Office Depot or Staples.
Very generally speaking, a felon cannot have access to or control over a gun anywhere in the U.S.
anytime
I have seen a few of these come through my shop. I have come to learn that in the late 1970's through the mid 1980's you gun was manufactured for JC Pennys. It is actually a Marlin model 780, and the value would be as the same MD's Gun Repair mdsgunrepair.com
where can I buy Monin Blackberry syrup in Baltimore, Md.