Links
Rocketry Associations
National Association of Rocketry (NAR)
Tripoli Rocketry Association (TRA)
General
ThrustCurve Motor Performance Data Online
Ye Olde Rocket Shoppe - Estes info, decals etc.
Model rocket altimeters: Comparison guide
Vendors
A.C. Supply Company - Estes at 40% off
Hobby King (Batteries & Chargers)
Featherweight / Raven Altimeters
National Balsa - Plywood too!
Binder Design / Dog House Rocketry
Additive Aerospace - 3D printed sleds, camera shrouds etc.
Aerospace Specialty Products (ASP)
Bolt Depot - Stainless steel hardware
OneBadHawk - Recovery supplies
Local Stores
Turner Toys (Estes rockets & motors including composite motors)
Other Local Clubs and Associations
Vermont Astronomical Society (VAS)
Northwestern Vermont Model Railroad Association
North Country Flying Tigers Model Airplane Club, Inc.