Dresser from Kentish Town discounted by nearly fifteen pounds (4)

I haven't cracked this one yet — but the brilliant team at Fifteensquared have:

Dresser from Kentish Town discounted by nearly fifteen pounds MAID <stone> (=Kentish town, i.e. town in Kent; “discounted by nearly fifteen pounds (=(a) stone”, in imperial measures) means letters “stone” are dropped; a maid would help her mistress to dress, hence “dresser”