The Weatherly Model 201 is an American single-seat agricultural aircraft developed in 1967. The Weatherly Model 201 is a monoplane fitted with crop spraying equipment and powered by a Pratt and Whitney R-985 radial air-cooled engine providing a top speed of 206 kmh. Research Weatherly Model 201
 
The Probert Encyclopaedia was designed, edited and programed by
Matt and Leela Probert