Siwertz, Sigfrid, 1882–1970
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL153842A
- pdbooks.info ID: 20591
Sigfrid Siwertz Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Downstream | 1923 | Author | |  | |  | | ||
| Goldman's | 1930 | Author | | | | | | ||
| Jonas och draken: roman | 1928 | Author |  | | | | | ||
| Seelambs--die geldjager, roman | 1925 | Author |  | | | | | ||