Here is an antique stained pine bookcase that could be used as a dresser top. The back is tongue and groove. There is some architrave missing from the side that was near the wall.
At the widest point at the top it is 42 inches wide and 9 inches deep, the width at the base is 40 inches,
43 inches high, the depth of the shelving is 6.5 inches and including the 'feet', 10.5 inches.