1. High in the mountains, Robi and Hanna in the Swiss alps Title: High in the mountains, Robi and Hanna in the Swiss alps Date: 1938 Author: Brock Illustrator: Illus. by Emma L. Brock Collecting Area: Mathes Childrens Literature
2. Avalanche! Title: Avalanche! Date: 1955 [1958] Author: Rutgers van der Loeff Illustrator: Illus. by Gustav Schrotter Collecting Area: Mathes Childrens Literature