He spent the years 1867-1874 in Queensland, Australia where he collected insects and other natural history material (including botanical specimens for his dealership Australia and for the Museum Godeffroy.
Between 1875 and 1877 he collected insects for the Museum Godeffroy in Samoa, Tonga and New Britain.
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She was employed as a naturalist by Johann Cesar VI. Godeffroy (1818 - 1885), a wealthy shipping magnate who at the time was establishing the Museum Godeffroy in Hamburg.