There will be an antique machinery show in Centre Hall, Pennsylvania on September 4-7, 2008. This is near Penn State University and about dead center of Pennsylvania. It's a lovely little town with a lot of victorian houses with plenty of gingerbread.
stuff happening:
Tractor and Equipment Displays and Parades
Steam Traction Engines In Operation
Antique Tractors In Operation
Prony Brake
Dynamometer
Gasoline (Hit & Miss) Engines In Operation
150 H.P. Corliss Stationary Steam Engine Operating
Antique Machinery In Operation:
Threshing Grain
Bailing Straw
Chopping Corn
Sawing Wood Shingles
Sawing Logs Into Lumber
Live Steam Models and Model Train Tables
Horse Drawn Wagons & Equipment In Operation
Blacksmith Shop and Demonstrations
Antique Tractor Pull 1975 & Older For Fun
Thurs., Fri., Sat., Evening & Sun. Noon
Children's Pedal Pull
Antique Cars, Trucks & Fire Engines
Crafts - Sales & Demonstrations
Special Events & Entertainment - Calliope
Apple Cider Pressing
Peanut Roasting
Home Made Ice Cream
Home Made Bean Soup
Pot Pie & Apple Butter By Steam
Over 800 Flea Market & Crafts Vendors
Toy Tractor/Machinery Show and Sale Items
More info is here:
http://www.nittanyantique.org/fall.html I haven't been to it myself but I have heard it is a very nice show. I don't think I'll be there because of DragonCon only being the weekend before. As an added plus, it is on the grounds of Penn's Cave, a fantastic cave that has boat tours through it.