Related Clues:

• Plane, e.g.
• Pro ___
• Christmas ___
• See 27-Across
• Anatomical pouch
• Animal pouch
• Ring site
• Branch headquarters?
• Bunt, perhaps, on a scorecard
• Cyst
• Grp. that oversees I.C.B.M.'s
• See 39-Down
• Olive ___
• Fluid container
• Kind of diagram