Eastman, Ralph M. (Ralph Mason), 1891–1976
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 166281
Ralph M. (Ralph Mason) Eastman Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
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| Town and city seals of Massachusetts | 1951 | Author | |  | |  | | 
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| Yankee ship sailing cards | 1952 | Author | | | | | |
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