It has been sitting in storage for decades and will require a full professional overhaul (including all new pads and corks) if you intend to make it playable again.
JW York & Sons Grand Rapids Cornet New Model Made In USA Ser. 12304
Vintage American Band Inst. Cornet, Very Good Condition. Grand Rapids Mich
HAGER CORNET GRAND RAPIDS MICHIGAN VINTAGE 9311
Trench Bugle WW1 Era Brass 1918 York&Sons Grand Rapids 9” 1152 Slightly Bent
G.R.Band Inst.co Grand Rapids Michigan Bugle With Mouth Piece , Possible 1940's
J.W. York & Sons, Grand Rapids, MI Coronet Silver-plated No. 37399 (1911), Case
