This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Adolph von Menzel Im Opernhaus. Im Opernhaus Oil paper cardboard cm Hamburger Kunsthalle credit line Freunde der Kunsthalle Creator Adolph von Menzel Scanned from postcard Interiors of theaters in art Menzel Im Opernhaus paintings Menzel Im Opernhaus Adolph von Menzel Im Opernhaus Oil on paper Paintings by Adolf von Menzel in