Here we have a Vintage WINCHESTER No. 1528 Dble. Open End 'S-Curved' Wrench, 3/8" & 7/16" STD, 9" Long.  The wrench is fully identified. It is in Good "used tool' condition with some wear from use. There is a tiny bit of 'mushrooming' around the openings.  One owner mark. No cracks, breaks or repairs. Good one to add to your collection.  Please review the pics to confirm condition !