This is a large marker or rather a historical marker with a summary of Klemzig 1844 on one side with a photo of each man and a paragraph of their history. It says that Klemzig Memorial Gardens is also known as Klemzig Pioneer Cemetery
Adolph Heinrich Friedrich Bartels (29 July 1819 – 9 November 1878) was a German-born Australian politician. He was Mayor of Adelaide 1871–1873.