Helmken, Franz Theodor
- Dates of Life
- 1830, erwähnt 1902 – 1912
- Occupation
- Geschäftsführer ; Buchhändler ; Buchhändler
- Religious Denomination
- -
- Authority Data
- GND: 174140401 | OGND | VIAF: 34820863
- Alternate Names
-
- Helmken, Franz Theodor
- Helmken, Fr. Theod.
- Helmken, Franz T.
- Helmken, Frz. Theod.
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Place of death
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