Possible Clues:

• Egg container
• Might this contain the motor of this weight?
• Box, one dispatched in error by the French
• It's the trick about the painting in the pack
• Camel group?
• Box Popeye, maybe, with nothing held back
• Box without great strength, as opposed to pro full of skill
• Lawyer in a Dickens' novel caught on about paintings etc.
• Container not motoring group’s to return
• The case of the motor, not the 26 down