Conversation so far:
What was one of Hans Holbein the Younger's designs?
Hans Holbein's mural for the Hertenstein House in Lucerne is known only through his designs.
What was one of the murals Hans Holbein the Younger worked on?
Hans Holbein's Basel Council Chamber murals survive in a few poorly preserved fragments.

Question: What were some smaller objects he worked on?
Self-contained rewrite: What were some smaller objects Hans Holbein the Younger worked on?