Possible Clues:

• Scrooge's clerk
• See 56 Down
• Bob ____, the underpaid clerk in A Christmas Carol
• Bob --, clerk to Ebenezer Scrooge in 'A Christmas Carol'
• Shout to fielder about right for Dickens character
• Dickens character runs into problem with it
• Tiny Tim's surname
• Dickensian surname
• See 19 Across
• Councillor raised thanks to child -- Tiny Tim