That is a nice looking mandolin and case. I don't have serial number knowledge for these but there are many previous posts that may potentially give...
They obviously would have to if they wanted to survive. As I understand it the bigger problem isn't just the 50 states but the city sales taxes that...
Objectively, A and F style mandolins with equal quality in wood sources, craftsmanship and hardware have comparable sonic and play-ability qualities....
A few years ago I went to Acoustic Music in CT. They had quite a few Collings mandolins. The only one I really liked was one honeyburst MT2. Not sure...