Folkerts, Hayo, 1871–
Nationality: Undetermined, possibly 
(Germany)
Identities and Authority Control
- pdbooks.info ID: 35317
Hayo Folkerts Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
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| Die windführung beim konverterfrischprozess | 1924 | Author | |  | | | | ||