Historic telescopes are also found at the headquarters in a number of domes and a small museum that displays scientific instruments.
Operated by a 115-year-old association, the museum, in the former capital of West Germany, displays portraits, original manuscripts, instruments and other Beethoven memorabilia.
Joe Negri displays musical instruments that are made out of junk.
The museum traces the dockyards' 200-year history, displaying naval instruments, weapons, and some superb ship models from sail to steam, including the Aquitania ocean liner.
A new annex now also displays rare musical instruments, most from the Medici's private collection.
The second level housed a library for displaying medical instruments, several lecture rooms, and offices.
Lock making was at one time Connecticut's major industry and the museum displays locks, keys, locksmith tools, instruments and hardware.
Near the modern pharmacy on the first floor there is a small museum displaying old medical instruments, historical chemist tools and other curiosities.
In addition, the shrine houses a showroom displaying old coins, bank notes, musical instruments and glass objects.
Once a tower used for torture, it is now a small museum displaying instruments used upon the prisoners to get them to confess crimes.