Signedstamped on side: RUDOLPH KOENIG / À PARIS
InscribedStamped on side: UT2
stamped on side: W32;
illegible number stamped on pipe;
inscribed on an oval label: 20-9-6
FunctionAcoustic apparatus; an organ pipe, designed to resonate at a specific pitch when pressurized air passes through it
ProvenanceOval label with numbers of the type found in instruments from the Physics Department, Harvard University.