nettings, 30 per centum ad valorem; knitting, braiding, lace braiding, and insulating machines, and all other similar textile machinery [or parts thereof], finished or unfinished, not specially provided for, 40 per centum ad valorem; all other textile machinery [or parts thereof], finished or unfinished, not specially provided for, 35 per centum ad valorem; cream separators valued at more than $50 each, and other centrifugal machines for the separation of liquids or liquids and solids, not specially provided for, 25 per centum ad valorem; combined adding and typewriting machines, 30 per centum ad valorem; apparatus for the generation of acetylene gas from calcium carbide, 20 per centum ad valorem; machines for cutting or hobbing gears, 40 per centum ad valorem; punches, shears, and bar cutters, intended for use in fabricating structural or other rolled iron or steel shapes, 40 per centum ad valorem; all other machines [or parts thereof], finished or unfinished, not specially provided for, 30 per centum ad valorem: Provided, That parts, wholly or in chief value of metal, of any of the foregoing, shall be dutiable at the same rate of duty as the articles of which they are parts: Provided further, That machine tools as used in this paragraph shall be held to mean any machine operating other than by hand power which employs a tool for work on metal.

PAR. 373. Shovels, spades, scoops, forks, hoes, rakes, scythes, sickles, grass hooks, corn knives, and drainage tools, and parts thereof, composed wholly or in chief value of [iron, steel, lead, copper, brass, nickel, aluminum, or other] metal, whether partly or wholly manufactured, 30 per centum ad valorem.

Par. 374. Aluminum, aluminum scrap, and alloys [of any kind] (except those provided for in paragraph 302) in which aluminum is the component material of chief value, in crude form, 5 cents per pound; in coils, plates, sheets, bars, rods, circles, disks, blanks, strips. rectangles, and squares, 9 cents per pound.

PAR. 375. Metallic magnesium and metallic magnesium scrap, 40 cents per pound; magnesium alloys, powder, sheets, ribbons, tubing, wire, and all other articles, wares, or manufactures of magnesium, not specially provided for. 40 cents per pound on the metallic magnesium content and 20 per centum ad valorem.

PAR. 376. Antimony, as regulus or metal, 2 cents per pound; needle or liquated antimony, one-fourth of 1 cent per pound.

PAR. 377. Bismuth, 72 per centum ad valorem.

PAR. 378. Cadmium, 15 cents per pound.

PAR. 379. Metallic arsenic, 6 cents per pound.

PAR. 380. German silver, or nickel silver, unmanufactured, 20 per centum ad valorem; nickel silver sheets, strips, rods, and wire, 30 per centum ad valorem.

PAR. 381. Copper in rolls, rods, or sheets, 21% cents per pound; copper engravers' plates, not ground, and seamless copper tubes and tubing, 7 cents per pound; copper engravers' plates, ground, and brazed copper tubes, 11 cents per pound; brass rods, sheet brass, brass plates, bars, and strips, Muntz or yellow metal sheets, sheathing, bolts. piston rods, and shafting, 4 cents per pound; seamless brass tubes and tubing, 8 cents per pound; brazed brass tubes, brass angles and channels, 12 cents per pound; bronze rods and sheets, 4 cents per pound; bronze tubes, 8 cents per pound.

PAR. 382. [Aluminum or tin] (a) Tin foil less than six one-thousandths of [an] one inch in thickness, 35 per centum ad valorem; aluminum foil less than six one-thousandths of one inch in thickness, 40 per centum ad valorem; bronze powder not of aluminum, 14 cents per pound; aluminum bronze powder, powdered foil, powdered tin, [brocades,] flitters, and metallics, manufactured in whole or in part, 12 cents per pound; bronze, or Dutch metal, or aluminum, in leaf, 6 cents per one hundred [leaves.] leaves; bronze powder, or Dutch metal powder, or aluminum powder, in leaf, 6 cents per one hundred leaves and 25 per centum ad valorem. The foregoing [rate applies] rates on leaf apply to leaf not exceeding in size the equivalent of five and one-half by five and one-half inches; additional duties in the same proportion shall be assessed on leaf exceeding in size said equivalent.

(b) Stamping and embossing materials of bronze powder, or Dutch metal powder, or aluminum powder, mounted on paper or equivalent backing, and releasable from the backing by means of heat and pressure, one-half of 1 cent per one hundred square inches.

PAR. 383. (a) Gold leaf, unmounted, [55] 822 cents per one hundred leaves. The foregoing rate applies to leaf not exceeding in size the equivalent of three and three-eighths by three and threeeighths inches; additional duties in the same proportion shall be assessed on leaf exceeding in size saill equivalent. Gold leaf, mounted on paper or equivalent backing, 634 cents per one hundred square inches and 25 per centum ad valorem.

[PAR. 384.] (b) Silver leaf, 5 cents per one hundred leaves.

Par. [1437] 384. Cabinet locks, not of pin tumbler or cylinder construction, not over one and one-half inches in width, 70 cents per dozen over one and one-half and not over two and one-half inches in width, $1 per dozen; over two and one-half inches in width, $1.50 per dozen; padlocks, not of pin tumbler or cylinder construction, not over one and one-half inches in width, 35 cents per dozen; over one and one-half and not over two and one-half inches in width, 50 cents per dozen; over two and one-half inches in width, 75 cents per dozen; padlocks of pin tumbler or cylinder construction, not over one and

one-half inches in width, $1 per dozen; over one and one-half and not over two and one-half inches in width, $1.50 per dozen; over two and one-half inches in width, $2 per dozen; all other locks or latches of pin tumbler or cylinder construction, $2 per dozen; and in addition thereto, on all the foregoing, 20 per centum ad valorem.

PAR. 385. Tinsel wire, made wholly or in chief value of gold, silver, or other metal, 6 cents per pound and [10] 20 per centum ad valorem; lame or lahn, made wholly or in chief value of gold, silver, or other metal, 6 cents per pound and [20] 30 per centum ad valorem; bullions and metal threads made wholly or in chief value of tinsel wire, lame or lahn, 6 cents per pound and [35] 45 per centum ad valorem; beltings [, toys,] and other articles made wholly or in chief value of tinsel wire, metal thread, lame or lahn, or of tinsel wire, lame or Jahn and india rubber, bullions, or metal threads, not specially provided for, [45] 55 per centum ad valorem; woven fabrics, ribbons, fringes, and tassels, made wholly or in chief value of any of the foregoing, [55] 65 per centum ad valorem.

PAR. 386. Quicksilver, 25 cents per pound: Provided, That the flasks, bottles, or other vessels in which quicksilver is imported shall be subject to the same rate of duty as they would be subjected to if imported empty.

[PAR. 387. Azides, fulminates, fulminating powder, and other like articles not specially provided for, 122 cents per pound.]

Par. 387. Illuminating or lighting fixtures, lamps, lamp bases, candelabra, and candlesticks, any of the foregoing and parts thereof, finished or unfinished, not specially provided for, if wholly or in chief value of base metal or alloy, 50 per centum ad valorem; if wholly or in chief value of, or plated with, platinum, gold, or silver, 65 per centum ad valorem.

[PAR. 388. Dynamite and other high explosives, put up in sticks, cartridges, or other forms, suitable for blasting, 114 cents per pound.]

Par. 388. Phosphor-copper or phosphorus-copper, 3 cents per pound.

PAR. 389. New types, [20] 30 per centum ad valorem.

PAR. 390. Nickel oxide, 1 cent per pound; nickel, and [nickel alloy of any kind alloys (except those provided for in paragraph 302 or 380) in which nickel is the component material of chief value, in pigs or ingots, shot, cubes, grains, cathodes, or similar forms, 3 cents per pound; in bars, rods, plates, sheets, strips, strands, castings, wire, tubes, tubing, anodes, or electrodes, 25 per centum ad valorem; and in addition thereto, on all [of] the foregoing, if cold rolled, cold drawn, or cold worked. 10 per centum ad valorem.

PAR. 391. Bottle caps of metal, collapsible tubes, and sprinkler tops, if not decorated, colored, waxed, lacquered, enameled, lithographed, electroplated, or embossed in color, 30 per centum ad valorem; if decorated, colored, waxed, lacquered, enameled, lithographed, electroplated, or embossed in color, 45 per centum ad valorem.

PAR. 392. Lead-bearing [ores] ores, flue dust, and mattes of all kinds, 12 cents per pound on the lead contained therein: Provided, That such duty shall not be applied to the lead contained in copper, gold, or silver ores, or copper mattes, unless actually recovered: Provided further, That on all importations of lead-bearing ores and mattes of all kinds the duties shall be estimated at the port of entry and a bond given in double the amount of such estimated duties for the transportation of the ores or mattes by common carriers bonded for the transportation of appraised or unappraised merchandise to properly equipped sampling or smelting establishments, whether designated as bonded warehouses or otherwise. On the arrival of the ores or mattes at such establishments they shall be sampled according to commercial methods under the supervision of Gov. ernment officers, who shall be stationed at such establishments, and who shall submit the samples thus obtained to a Government assayer, designated by the Secretary of the Treasury, who shall make a proper assay of the sample and report the result to the proper customs officers, and the import entries shall be liquidated thereon. And the Secretary of the Treasury is authorized to make all necessary regulations to enforce the provisions of this paragraph.

PAR. 393. Lead bullion or base bullion, lead in pigs and bars, lead dross, reclaimed lead, scrap lead, antimonial lead, antimonial scrap lead, type metal, Babbit metal, solder, all alloys or combinations of lead not specially provided for, 2 cents per pound on the lead contained therein; lead in sheets, pipe, shot, glazier's lead, and lead wire, 23% cents per pound.

PAR. 394. Zinc-bearing ore of all kinds, containing less than 10 per centum of zinc, shall be admitted free of duty; containing 10 per centum or more of zinc and less than 20 per centum, one-half of 1 cent per pound on the zinc contained therein; containing 20 per centum or more of zinc and less than 25 per centum, 1 cent per pound on the zinc contained therein; containing 25 per centum of zine, or more, 112 cents per pound on the zinc contained therein: Provided, That such duties shall not be applied to the zinc contained in lead or copper ores unless actually recovered: Provided further, That on all importations of zinc-bearing ores the duties shall be estimated at the port of entry, and a bond given in double the amount of such estimated duties for the transportation of the ores by common carriers

bonded for the transportation of appraised or unappraised merchandise to properly equipped sampling or smelting establishments, whether designated as bonded warehouses or otherwise. On the arrival of the ores at such establishments they shall be sampled according to commercial methods under the supervision of Government officers, who shall be stationed at such establishments, and who shall submit the samples thus obtained to a Government assayer, designated by the Secretary of the Treasury, who shall make a proper assay of the sample and report the result to the proper customs officers, and the import entries shall be liquidated thereon. And the Secretary of the Treasury is authorized to make all necessary regulations to enforce the provisions of this paragraph.

PAR. 395. Zinc in blocks, pigs, or slabs, and zinc dust, 134 cents per pound; in sheets, 2 cents per pound; in sheets coated or plated with nickel or other metal (except gold, silver, or platinum), or solutions, 214 cents per pound; old and worn-out zinc, fit only to be remanufactured, zinc dross, and zinc skimmings, 12 cents per pound.

PAR. 396. Print rollers, of whatever material composed, with raised patterns of brass or brass and felt, finished or unfinished, used for printing, stamping, or cutting designs, 72 per centum ad valorem; embossing rollers and print [blocks] blocks, and print rollers not specially provided for, of whatever material composed, used [in] for printing, stamping, or cutting designs [for wall or crêpe paper, linoleum, oilcloth, or other material, not specially provided for, composed wholly or in chief value of iron, steel, copper, brass, or any other metal], 60 per centum ad [valorem.] valorem: Provided, That the foregoing rates shall apply whether or not the articles are imported separately, or as parts of machines.

[PAR. 397. Cylindrical steel rolls ground and polished, valued at 25 cents per pound or over, 25 per centum ad valorem.]

PAR. 397. Drills (including breast drills), reamers, taps, dies, bits, gimlets, gimlet-bits, countersinks, planes, chisels, gouges, and other cutting tools; pipe tools, wrenches, spanners, screwdrivers, bit braces, vises, and hammers; calipers, rules, and micrometers; all the foregoing, if hand tools not provided for in paragraph 352, and parts thereof, wholly or in chief value of metal, not specially provided for, 50 per centum ad valorem.

[PAR. 398. Twist drills, reamers, milling cutters, taps, dies, and metal-cutting tools of all descriptions, not specially provided for, containing more than six-tenths of 1 per centum of tungsten or molybdenum, 60 per centum ad valorem.]

PAR. [399] 398. Articles or wares not specially provided for, if composed wholly or in chief value of platinum, gold, or silver, and articles or wares plated with platinum, gold, or silver, or colored with