Historical clue formulations

• ___ Rhubarb, foil for the Katzenjammer Kids of old comics — 2022-08-06
• Viking who was the first ruler of Normandy — 2020-08-11
• Rich kid in "Nancy" — 2016-04-10
• Nancy's friend, in the comics — 2006-08-05
• Nancy's wealthy pal in the comics — 2006-01-05
• ___ Martins, main character in Graham Greene's "The Third Man" — 2005-12-09
• Rich kid in "Nancy" — 2004-04-28
• Rich kid in "Nancy" — 1999-08-29
• Rich kid in "Nancy" — 1998-12-21
• Rich kid in "Nancy" — 1998-01-07
• First duke of Normandy — 1995-12-19
• Jacob Abbott hero — 1995-01-15
• First duke of Normandy — 1994-11-12