Possible Clues:

• Merchant causing some scared artisans to recoil
• Ship chandler, for example
• His business is to be ruddy crafty up here
• Horse _____
• Scurry back to Queen's merchant
• One's business is back about to the point of it
• Dealer turning up A Study in Scarlet, perhaps?
• Dealer rejected brightly coloured paintings
• Is it his business to be able to make things dear inside?
• 'Sell!' yeller