For sale is this neat cast iron set of adjustable bookends with a worn brass like finish.  It is stamped 9759 on the inside of both ends.  At its shortest it's about 8 1/2 inches long and it's longest is about 14 1/2 inches long.  It stands just above 4 inches high.   The connecting slides are about 4 1/2 inches apart. The overall condition is quite nice.  It is structurally sound and it appears to be a nicely worn brass finish.