Related Clues:

• Memory trigger
• String around a finger
• An aid to help one remember facts
• That which helps memory, a rhyme say
• Device to aid the memory
• Verse or other aid to help one remember facts
• System for improving memory
• Aide-mémoire
• Device used to aid recall
• Device used to aid recall
• Device to aid memory
• If this refers to one who looks after the elephant, he ought not to have to provide this
• Give it a blow and pluck it at last
• Not for getting about 9 across?
• For not for getting?