Possible Clues:

• Will it be any help to see you with the seer around?
• Soldier's signal to go on an errand of mercy
• What the engineer needs to make a cannon on the table? Can he help it? (6)
• Regret accepting oriental science as being free from danger
• Free - recovery
• Such a mixture of cures might save you before you get to the East
• Tennessee man who hauled Sixteen Tons into the charts
• In plant, computer's key for recovery
• Help out of difficulty, save
• Free, though it might be made secure