St Albans Organ Theatre and various other sundries

This afternoon, N and I went to the St Albans Organ Theatre, a marvelous museum of various instruments. There were a number of instruments, from tabletop music boxes and cob organs to two impressive theatre organs and four mechanical, "self-playing" organs -- like player pianos but much larger. There were also some player pianos; I don't think I've seen one in action before. Possibly my favourite...