Designing the Rollercoaster...
Yee-haw! Children could ride the real horses Blacky, Dolores, Fury, Bronco, Penny and Diana. Today, the horses at Pony Post are called this.
More information: HaPa Guide
15.05.1977
Source: HaPa Guide1999
Source: HaPa GuidePony Riding
Source: HaPa Guide