[bc] Berlin Gallery.
[bd] Lesson in Anatomy of Professor Tulp, and the fragment of a similar work, both at The Hague.
[be] Rijks Museum, Amsterdam.
[bf] Jefferson Medical College, Philadelphia.
[bg] Masters of Other Days.
[bh] At the Louvre.
[bi] Old Man and Death, Bruges.
[bj] Imperial Gallery, Vienna.
[bk] Girl and Death, Basle Museum.
[bl] Basle Museum.