Some of the Wacos at Wayne Hayes’s Waco Shop.

James Buchwald’s VPF-7 two-seater once flew with the Guatemalan Army Air Corps.

Barry Branin's Maryland-based IBA N12453 is powered by a Kinner B-54 radial.

One of eight UPF-7s at Wynkoop.

1930 Waco CRG N600Y is the sole survivor of only two built.