158 FIFTY-FIFTH CONGRESS. Sess. I. Ch. 1I. 1897. S°¤¤•¤¤ B- 105. Cast polished plate glass, silvered, cylinder and crown glass,
silvered, and looking-glass plates, exceeding in size one hundred and forty-four square inches and not exceeding sixteen
by twenty-four inches square, eleven cents per square foot; above that, and not exceeding twenty-four by thirty inches square, thirteen cents per square foot; above that, and not exceeding twenty-four by sixty inches square, twenty-tive cents per square foot; all above that, thirty-eight cents per quare foot. Mi¤i¤¤¤·· 106. But no looking-glass plates or plate glass, silvered, when framed, shall pay a less rate of duty than that imposed upon similar glass of like description not framed, but shall pay in addition thereto upon such frames the rate of duty applicable thereto when imported separate. 107. Cast polished plate glass, silvered or unsilvered, and cylinder, crown, or common window glass, silvered or unsilvered, when bent, ground, obscured, hosted, sanded, enameled, beveled, etched, embossed, engraved, flashed, stained, colored, painted, or otherwise ornamented or decorated, shall be subject to a duty of ilve per centum ad valorem in addition to the rates otherwise chargeable thereon. 108. Spectacles, eyeglasses, and goggles, and frames for the same, or parts thereoh finished or unfinished, valued at not over forty cents per dozen, twenty cents per dozen and nfteen per centum ad valorem; valued at over forty cents per dozen and not over one dollar and fifty cents per dozen, forty-five cents per dozen and twenty per centum ad valorem ; valued at over one dollar and fifty cents per dozen, fifty per centum ad valorem. 109. Lenses of glass or pebble, ground and polished to a spherical, cylindrical, or prismatic form, and ground and polished plano or coquill glasses, wholly or partly manufactured, with the edges unground, forty-tivo per centum ad valorem; if with their edges ground or beveled, ten cents per dozen pairs and forty-five per centum ad valorem. 110. Strips of glass, not more than three inches wide, ground or polished on one or both sides to a cylindrical or prismatic form, and glass slides for magic lanterns, forty-five per centum ad va orem. 111. Opera and field glasses, telescopes, microscopes, photographic and projecting lenses and optical instruments, and frames or mountings for the same; all the foregoing not specially provided for in this Act, forty-five per centum ad valorem. 112. Stained or painted glass windows, or parts thereof, and all mirrors, not exceeding in size one hundred and forty-four square inches, with or without frames or cases, and all glass or manufactures of glass or paste, or of which glass or paste is the component material of chief value, not specially provided for in this Act, forty-five per centum ad valorem. 113. Fusible enamel, twenty-five per centum ad valorem. M¤l>i¤·•*¤· Mxxmm AND STONE, AND MANUFACTURES op; 114. Marble in block, rough or squared only, sixty-five cents per cubic foot; onyx in block, rough or squared, one dollar and fifty cents per cubic foot; marble or onyx, sawed or dressed, over two inches in thickness, one dollar and ten cents per cubic foot; slabs or paving tiles of marble or onyx, containing not less than four superficial inches, if not more than one inch in thickness, twelve cents per superficial foot; if more than one inch and not more than one and one-half inches in thickness, fifteen cents per superficial fbot; if more than one and one-half inches and not more than two inches in thickness, eighteen cents per superficial foot; if rubbed in whole or in part, three cents per
