Guest User June 17, 2020 Muzzle Blasts Archives, Muzzleblasts The Sonoma Valley Muzzle Loaders | NMLRA Charter Club Guest User June 17, 2020 Muzzle Blasts Archives, Muzzleblasts Written by Doug ZaffinoHello once again everyone. This month I will proudly present to you the Sonoma Valley Muzzleloaders, an NMLRA Charter Club.