Lenz, Sidney Samuel, 1873–(no earlier than 1957)
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2449244A
- pdbooks.info ID: 58678
Sidney Samuel Lenz Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| How's your bridge? | 1929 | Author | |  | | |  | ||
| My system of contract bidding | 1930 | Author | | | | | | ||