Author
- Rupp, I. Daniel (Israel Daniel), 1803-1878 2 results
- Adams, Raymond D. 1 results
- Br¿derbund 1 results
- Brøderbund 1 results
- Kuby, Alfred Hans, 1923- 1 results
- Learning Company 1 results
- Learning Company (Firm) 1 results
- Palatines to America (Society). Pennsylvania Chapter 1 results
- Smith, Clifford Neal 1 results
- Wecken, Ernst 1 results