00789nam0-22002891i-450-99000064990040332120001010000064990FED01000064990(Aleph)000064990FED0100006499020001010d--------km-y0itay50------baitay-------001yyMaking the city observableRichard Saul Wurman. -MinneapolisWalker art center1971.96 p.ill.28 cmWurman,Richard Saul32825ITUNINARICAUNIMARCBK99000064990040332101 URB 972629DINST01 H 2053DINSTDINSTMaking the city observable314186UNINAING01