Bibliographiae anatomicae specimen, sive catalogus omnium penè auctorum qui ab Hippocrate ad Harveum re anatomicam ex professo, vel obiter, scriptis illustrarunt.

The first attempt at a systematic medical bibliography. Revised edition with annotations by revisions by Bernhard Siegfried Albinus (Leiden, 1734). Douglas's original autograph manuscript for the book is preserved in the Hunter Collection, University of Glasgow Library.