Vintage 50’s Mildred A Wirt Books - Set of 2

1950's Mildred A. Wirt Books - Set of 2 Vintage Books by Mildred A. Wirt. Includes "The Brownie Scouts at Windmill Farm" (1953) and "Penny Parker Mystery Stories, The Vanishing Houseboat"(1958). Both are in used condition. Both books have signs of wear but both interiors are in good condition. There is a name written on the first page. Please see photos.