[1][2][3] He grew up in Böle in Piteå and worked as a minister in Jokkmokk 1664/6-1671 and then in Råneå in Luleå until 1680.
His treatise was commissioned by the government as a part of a larger work describing the life and faith of the Sami.
Together with other, similar "clergy correspondences", it served as a source for Johannes Schefferus and his book Lapponia in 1673.
His treatise contained a drawing of a sami drum, with explanations of the symbols on the membrane.
Wiklund's assumption that Swedish reindeer herding Sami had used Norwegian islands during summer.