baseboard is a 1X10 and the cap is made by a company called Randall Brothers. It is RB 42. Then we have a panel above that made from a 1x6 with RB 163 cap.
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If you combined that with a base moulding and maybe a chair rail you could get pretty close.
http://www.lowes.com/pd_119775-35938-303323_4294856489__?productId=3009768&Ns=p_product_avg_rating|1