Jonathan Brown was the son of Mary Brown and Henry Brown, the brother of Judy Brown, and the foster brother of Paddington. He knows a lot about chemistry and science.
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.