Related Clues:

• Left to make entry in serious critic's diary, perhaps
• One making proposal needs girl in place, right?
• A man's daughter in mini, perhaps, for a series of dates
• Eg, February
• It sounds like a smoother system for time management
• Date chart
• Eg, April
• Day/month chart
• Appointment diary knight found in smooth river
• Insect appearing round first of November or December, say
• Chart of days, months
• Twelve times table?
• Whole-year calendar
• Four-week period
• Scheherazade's prince, offering dates?