Related Clues:

• In thing
• You need it to make the grade
• Determinant
• Driving aid
• Kind of tube or case
• Bad thing to fly into
• Emulate a bull?
• Rand McNally product
• Place setting?
• Encyclopedia supplement
• Entrance requirement, sometimes
• World Almanac section
• Beat one's breast
• Word with pattern or data
• First cervical vertebra