Lenz, Karl, 1875–
Nationality: Undetermined, possibly 
(Germany)
Identities and Authority Control
- Open Library: OL2308596A
- pdbooks.info ID: 76717
Karl Lenz Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
 |  |  | 
| ||||||
| Die Rechen- und Buchungsmaschinen | 1932 | Author | |  |  | | | ||
| Die rechenmaschinen und das maschinenrechnen | 1915 | Author | |  | | | | 
| |