|Note_en=Advertising for its 303 and 404 models. Republished from http://www.gracesguide.co.uk/, where the image is published under GFDL at page: http://www.gracesguide.co.uk/File:Im1949BIF-Wyvern.jpg | |Note_en=Advertising for its 303 and 404 models. Republished from http://www.gracesguide.co.uk/, where the image is published under GFDL at page: http://www.gracesguide.co.uk/File:Im1949BIF-Wyvern.jpg |