N=C P=15516 BGP ref=BGP Pedro Hispano Petrum Spinoƒa Pedro Julião Ars ƒummularum ad legendum apprime utilis: continens omnes tractatus ƒummularum medium ludi & ƒerie rei: lógica yLAT Saracenorum Roderici Caƒtañeda Montani 1528 y15 y152 ASL bib=ASL PEDRO HISPANO PETRUM SPINOSA PEDRO JULIAO ARS SUMMULARUM AD LEGENDUM APPRIME UTILIS: CONTINENS OMNES TRACTATUS SUMMULARUM MEDIUM LUDI & SERIE REI: LOGICA SARACENORUM RODERICI CASTANEDA MONTANI TRATADO SERIE CASTANHEDA Saragoça anyEspanha anyEspana anyEspaña anyEuropa anyIbéria anyIberia