Overall: 6 x 12 3/4 x 13 1/2 in. ( 15.2 x 32.4 x 34.3 cm )
Black felt hat with cylindrical, flat-topped crown and wide brim; red worsted hat cord with two tassels; gilded metal crossed cannon insignia and letter "G," indicating branch and regiment, attached to front.
maker's label: inside top of crown: "U. S. ARMY / [eagle] / EXTRA / MANUFACTURE. / 7 1/8 / No. 4"
Due to ongoing research, information about this object is subject to change.