used A large pair [7-8] with blue wavy lines at top and at foot, and with chamfered corners, each neatly cancelled with diamond of dots; two slight thinnings though of fine appearance. Photo

Details
used A large pair [7-8] with blue wavy lines at top and at foot, and with chamfered corners, each neatly cancelled with diamond of dots; two slight thinnings though of fine appearance. Photo