Note: There are other publishers with the same name: Walt Willis
- Publisher: Walt Willis (N. Ireland) Publisher Record # 20493
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Note: Belfast, N. Ireland
Publication series data
Years When Books Were Published
| ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | 1948 | 1949 |
| 1950 | 1951 | 1952 | ------ | 1954 | ------ | ------ | ------ | ------ | ------ |
Publication Breakdown by Author: