Possible Clues:

• Lucky-dip container
• One never knows what it may hold for the present
• British-organised (however backward-looking) lucky dip
• Lucky dip bishop operated -- only on the counter
• A fair source of gifts?
• 'Lucky dip' here
• Virgin man, childless, just turned up here for lottery
• Where one may have a dip on a fair day?
• Language book's about right as party gift found here
• A lucky dip