Thomas Joseph puzzle clues 2017 Apr 12

• 'Cave --' (beware of the dog) Crossword Clue
• Enter, with a keyboard Crossword Clue
• Guard Crossword Clue
• Historian's subject Crossword Clue
• Ivy League school Crossword Clue
• Look-alikes Crossword Clue
• Mentor's charge Crossword Clue
• Pickle holder Crossword Clue
• Selena's music style Crossword Clue
• Stood Crossword Clue
• Thai or Korean Crossword Clue
• Unsaid Crossword Clue
• Yank's ally Crossword Clue