Alden, H. L. (Harold Lee), 1890–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 6941
H. L. (Harold Lee) Alden Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| Parallaxes of 260 stars derived from photographs made at the Leander McCormick observatory | 1920 | Author | |  | |  | |    
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