No, you do not need a licence in Florida in order to buy a rifle.
Yes.
Try e-gunparts.com, Shotgun News, Gun List.
No
that rifle is the same as the Savage/ cooey/ lakefield-mossberg 64. you can buy direct from Savage Arms.
It is a seven shot Bolt Action rifle sold in the late fifties (57 & 58 ?) by Montgomery Wards
No.
17HMRMAG.com sells a 10 round magazine for the Savage 93r17 Try numrich guns part corp.They can be found on the web.
Try gun shops, gun shows, want ads, e-gunparts.com
You cannot purchase the magazine separately although you can buy the bullets for it.
Numrich Gun Parts. and Posibly Midway USA
No.