| 1 |
Mastery tests and examinations for Doorways to science / Walter G. Whitman
New York : American Book Co. , c1948
|
| 2 |
Workbook for Doorways to science / George W. Hunter, Walter G. Whitman
New York : American Book Co. , c1948
|
| 3 |
Doorways to science / George W. Hunter, Walter G. Whitman
New York : American Book Co. , c1947
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| 4 |
Laboratory manual for Whitman-Peck physics / by Walter G. Whitman
New York ; Cincinnati : American Book , c1947
|
| 5 |
Problems in general science / by George W. Hunter, and Walter G. Whitman
New York : American Book Co. , c1944
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