We happened upon this museum which had a random selection of artefacts and paintings. Not a huge selection to see when we went in July. Nice and airy in a beautiful setting. Staff friendly and approachable.
We did not want too much time in Cognac and although the nice girl in the Office du Tourisme had made an appointment for us to visit the Heraud distillery we went to the Museum instead. Good presentation of the distillation process. Annoying, however, is the mix of the French commentary over the loudspeakers and the English version over your...
The museum is modern week laid out with audio guides in most languages that was very helpful. Our view this was better value that going to the cognac houses that were by comparison expensive. Plus we got an audio in English where as not many tours of the cognac houses were in English.