| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Bird Watchers and Bird Feeders | 978-0-07-006127-9 | 1963 | |
| Christmas Trees and How They Grow | 978-0-07-006134-7 | 1961 | |
| Elementary School Science and How to Teach It | 978-0-03-031312-7 | 1990 | Julius Schwartz |
| Elementary School Science and How to Teach it | 978-0-03-062866-5 | 1984 | " |
| Elementary School Science and How to Teach it | 978-0-03-022721-9 | 1979 | " |
| Elementary School Science and How to Teach it | 978-0-03-069890-3 | 1969 | " |
| Who Lives In The Meadow | 978-0-07-006137-8 | 1961 | |
G.B. · G.O. · G. O. Blough · Glenn Blough · Glenn Orlando Blough