MB6 68a: Can an Individual Be Motzei Another Person in Tefillah? (594:1); Is It Preferable to Go to a City with Shofar or a Minyan? (595:1)
MB6 67b: Musaf and Shofar - Part 2 (592:3-4); Are All Brachos of Musaf or Shofar Blasts Meakeiv Each Other (593:1-2)
MB6 55b: Tashlich and Sleeping on Rosh Hashanah (583:1-2); Avinu Malkeinu But No Hallel on Rosh Hashanah (584:1)