Wilhelm Haacke
Johann Wilhelm Haacke (23 August 1855 – 6 December 1912) was a German zoologist born in Clenze, which is now Lower Saxony, who served as Director of the South Australian Museum in Adelaide from 1882 to 1884.
Johann Wilhelm Haacke (23 August 1855 – 6 December 1912) was a German zoologist born in Clenze, which is now Lower Saxony, who served as Director of the South Australian Museum in Adelaide from 1882 to 1884.