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[[pre-printed]] International Exhibition, 1876. Board on Behalf U.S. Executive Departments, No. 1725 G St. N. W. Washington, D.C.[[/pre-printed]] [[stamp]] APR 13 1876 [[/stamp]] April 12 [[pre-printed]] 187 [[/pre-printed]] ^6 Profsr S. F. Baird Smithsonian [[Inst.?]] Sir, I have the honor to inclose twelve (12) checks in payment of vouchers certified by you. Yours, respectfully JS Conrad Col + DO [[notation]] 67 [[/notation]]