"Christian Gottlob Hammer, baptized as Gottlieb, (18 July 1779, Dresden, Saxony – 7 February 1864, Dresden), was an influential German landscape painter and engraver." - (en.wikipedia.org 29.01.2020)
en
(The left column lists the relations of this actor to objects in the right column. In the middle you find other actors in relation to the same objects.)
)
