Jean Baptiste Joseph, Count Delambre. Line engraving by J.N.M. Frémy.

Jean Baptiste Joseph, Count Delambre. Stipple engraving by B. Holl after L.L. Boilly.

From Monday 5 October, all bags will be searched before entry to help keep Wellcome Collection safe and secure. Please allow extra time on arrival.

We're running paid user research studies to improve Wellcome Collection online

Archive collection level pages, plus the archive collection treatment on the work page and in search results.

The catalogue API's shortDescription is shown on the archive collection hero and in search results.

The four thematic browsing category pages (subjects, places, people & organisations, types & techniques) become accessible.

Subject sub-category pages become accessible, and the subjects category page gains a sub-category menu.