Overall: 7/8 x 1 1/8 x 1 1/8 in. ( 2.2 x 2.9 x 2.9 cm )
relief: on face of stamp: "U. S. / SANITARY / COMMISSION"
Stamp with raised image of shield on thin metal plate joined to a block of wood; shield with "U.S" in relief on field of stars and "SANITARY COMMISSION" in relief on field of stripes.
Due to ongoing research, information about this object is subject to change.