Wyn Toys were sold only in Australia and New Zealand. The set below comprises the loco, tender and passanger coach complete with a cirle (four pieces) of track. The loco and coach are lettered Australian Flyer. Photo courtesy Carter's Price Guide to Antiques.
Wyn Toy Australian Flyer train set
For far more details and illustrations of Wyn Toys, including an intriguing blue floor toy loco, see this Tri-ang site.