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Subjects
Mathematics, Arithmetic, Study and teaching (Elementary), Study and teaching (Primary), Mathematics textbooks, Textbooks, Mathématiques, Problems, exercises, Study and teaching (Secondary)Time
1961-ID Numbers
- OLID: OL2221549A
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Alternative names
- Robert Eicholz
- Robert E Eicholz
- Robert Edgar Eicholz
- R. Eicholz
- R. E. Eicholz
| February 3, 2024 | Edited by bitnapper | merge authors |
| January 9, 2022 | Edited by LeadSongDog | merge authors |
| January 9, 2022 | Edited by LeadSongDog | merge authors |
| February 24, 2011 | Edited by Tom Morris | merge authors |
| April 1, 2008 | Created by an anonymous user | initial import |