Placzek, Siegfried, 1866–1946
Nationality: Undetermined, possibly 
(Unknown (outside United States))
Identities and Authority Control
- Open Library: OL2318603A
- pdbooks.info ID: 87156
Siegfried Placzek Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
 |  |  | 
| ||||||
| Erotik und schaffen | 1934 | Author | |  | |  | | ||