pre 1936

Hi, just saw this one: http://www.ebay.de/itm/SELMER-PARIS-BALANCE-ACTION-PRE-1936-tenor-Vintage-collectors-saxophone-/160655805310?pt=UK_Woodwind_Instruments&hash=item2567d50b7e What surprises me: the price matches that of a good decent SBA horn. Have BAs really become that expensive? I...