My mum used to keep budgies, along with other types of birds, in big aviaries lining both sides of the back yard from the door to the back gate. She never had any white ones though, mostly blues and a few greens.
Hi! I know you hate having to type in the words as much as I do, but I am being furiously spammed, so I've had to reactivate that feature. If you're a real person I'd love to hear from you :-)