With the plans and a basic toolshop I'd imagine quite straightforward* * Assuming mechanical ability and a toolshop and not making the engine. Wright brothers

With the plans and a basic toolshop I'd imagine quite straightforward* * Assuming mechanical ability and a toolshop and not making the engine. Wright brothers did it from first principles, built the engine and where bike technicians. Wouldn't be cheap though for the equipment. People built planes as a hobby pretty much as soon as they were a thing, the internet and overnight shipping would help, be thousands of hours work though. https://www.popularmechanics.com/flight/how-to/g631/4-amazing-diy-planes-and-how-to-build-your-own/ https://www.popularmechanics.com/flight/how-to/g631/4-amazin... This one is really impressive https://generalaviationnews.com/2010/12/05/savor-the-experience/ https://generalaviationnews.com/2010/12/05/savor-the-experie... And he has a site here http://www.aerostruk.com/the-plane/ http://www.aerostruk.com/the-plane/