Klopfenstein, John Henry, 1871–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL2439063A
- pdbooks.info ID: 39912
John Henry Klopfenstein Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
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| Klopfenstein family record: the chronology of the descendants of Michael Klopfenstein, 1757-1925 | 1926 | Author | |  | |  | | 
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