Related Clues:

• Grandma's ''secret''
• Space ___
• Bronze ___
• Admission restriction, usually
• Application form question
• Wine lover's interest
• Six, say, for a first-grader
• Calendar span
• 1776 or 1945
• Ice is one, information another
• See 61-Across
• Geological period
• Important time
• Round of seasons
• Anniversary unit