| Code | DS/UK/5907 |
| Dates | 1909-1989 |
| Name | Reiss; Sir; John Anthony Ewart (1909-1989); chairman of Associated Portland Cement Manufacturers Ltd |
| Surname | Reiss |
| Forenames | John Anthony Ewart |
| PreTitle | Sir |
| Epithet | chairman of Associated Portland Cement Manufacturers Ltd |
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