Missa Brevis in B-flat major, KV 275 -- Wolfgang Amadeus Mozart (1756-1791) post not webcast eligible (post_is_webcast_eligible for post_id 295842) Title: Missa Brevis in B-flat majorCatalog No.: Missa Brevis in B-flat majorComposer(s): Wolfgang Amadeus Mozart (1756-1791)