Hi,
About this America s model from bergerault the bar s sound is less bright than the musser. the surface is rawless too that would help to save the mallet from scratches while dampning.
The very bad point is the pedal making noise and unscrewing everytime.
Good point is for the vintage sound :

https://www.youtube.com/watch?v=MeOEneJLnWQ

Cheers