{"id":"001296744","type":"book","title":"Ein Aufschluss der inneren Stadtmauer am St. Alban-Graben. St. Alban-Graben (A)/Rittergasse 20, 1990/25","pages":"27-34","container-title":"Jahresbericht (Basel), 1990 (1992","author":[{"family":"Helmig","given":"Guido."}],"issued":{"raw":"1992"}}