Økland, Fridthjof Johannes, 1893–
Nationality: Undetermined, possibly 
(United Kingdom)
Identities and Authority Control
- pdbooks.info ID: 72029
Fridthjof Johannes Økland Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| Is it a boy?: Sex-determination according to superstition and to science | 1932 | Author | |  |  | | | ||