Alberto Camenzind e Bruno Brocchi, Ginnasio di Bellinzona

http://hdl.handle.net/11390/1216716

https://www.ticino4580.ch/mappe#/Alberto-Camenzind-e-Bruno-Brocchi-Ginnasio-di-Bellinzona

https://ricerca.unityfvg.it/handle/11390/1216716

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