| Louise Vera KowaldBirth: 16 February 1904 26 24 — Blumberg (now Birdwood), , South Australia, Australia Death: 19 February 1904 — Blumberg (now Birdwood), , South Australia, Australia | Arnold Friedrich KowaldBirth: 10 January 1906 28 26 — Blumberg (now Birdwood), , South Australia, Australia Death: 31 July 1989 — Birdwood, , South Australia, Australia |
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Otto Albert KowaldBirth: 25 October 1877 — Blumberg (now Birdwood), , South Australia, Australia Death: 10 June 1906 — Blumberg (now Birdwood), , South Australia, Australia |
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Caroline Wilhelmine HoffmannBirth: 12 December 1879 24 24 — Blumberg (now Birdwood), , South Australia, Australia Death: 26 July 1909 — Blumberg (now Birdwood), , South Australia, Australia |
| | | | Albert Gottlieb HoffmannBirth: 29 November 1855 49 — Blumberg (now Birdwood), , South Australia, Australia Death: 20 March 1916 — Blumberg (now Birdwood), , South Australia, Australia |
| | | Johanne Louisa NeumannBirth: 8 May 1855 27 25 — Blumberg (now Birdwood), , South Australia, Australia Death: 24 October 1921 — Birdwood, , South Australia, Australia |
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