Possible Clues:

• Cunning clerk in "David Copperfield"
• Villainous Uriah
• Twist was a twister in Twist
• Perfidious clerk in 'David Copperfield'
• Dickensian mound reported
• The man on record for being an abject toady
• Dickens character
• Mr. Wickfield's clerk
• Uriah . . . ., arch-hypocrite in 'David Copperfield'
• Squandering capital, one easily influenced lawyer's clerk