For sale is a fine antique steel divider / scribe by the Union Tool Co..  The piece is 6 ½ inches long.  It has tapered arms, one with an incurved tip and the other with an adjustable scribe point.  It is marked “UNION TOOL CO. / ORANGE, MASS. USA” as shown

Condition on the piece is fairly good, with just some surface rust and regular wear from use.  A fine old tool!