WORKMEN'S COMPENSATION. 643

(8) The operation, within or without the state, including repair, of
vessels other than vessels of other states or countries used in interstate or
foreign commerce, when operated or repaired by the company.

(9) Shipbuilding, including construction and repair in a ship yard or
elsewhere, not included in paragraph 8.

(10) Longshore work, including the loading or unloading of cargoes or
parts of cargoes of grain, coal, ore, freight, general merchandise, lumber
or other products or materials, or moving or handling the same on any
dock, platform or place, or in any warehouse or other place of storage.

(11) Subaqueous or caisson construction and pile driving.

(12) Construction, installation or operation of electric light and electric
power lines, dynamos or appliances and power transmission lines.

(13) Paving, sewer and subway construction, work under compressed
air, excavation, tunneling and shaft sinking, well digging, laying and re-
pair of underground pipes, cables and wires, not included in paragraph 5
of this section.

(14) Lumbering, logging, river-driving, rafting, booming, saw mills,
shingle mills, lath mills, manufacture of veneer and of excelsior, manufac-
ture of staves, spokes or headings.

(15) Pulp and paper mills.

(16) Manufacture of furniture, interior woodwork, organs, pianos,
piano actions, canoes, small boats, coffins, wicker and rattan ware, uphol-
stering, manufacture of mattresses or bed springs.

(17) Planing mills, sash and door factories, manufacture of wooden
and corrugated paper boxes, cheese boxes, mouldings, window and door
screens, window shades, carpet sweepers, wooden toys, articles and wares
or baskets.

(18) Mining, reduction of ores and smelting, preparation of metals or
minerals.

(19) Quarries; Sand, shale, clay or gravel pits, lime kilns; manufac-
ture of brick, tile, terra-cotta, fire-proofing, or paving blocks, manufacture
of calcium carbide, cement, asphalt or paving materials.

(20) Manufacture of glass, glass products, glassware, porcelain or pot-
tery.

(21) Iron, steel or metal foundries; rolling mills; manufacture of cast-
ings, forgings, heavy engines, locomotives, machinery, safes, anchors,
cables, rails, shafting, wires, tubing, pipes, sheet metal, boilers, furnaces,
stoves, structural steel, iron or metal.

(22) Operation and repair of stationary engines and boilers, not in-
cluded in other paragraphs of this section.

(23) Manufacture of small castings or forgings, metal wares, instru-
ments, utensils and articles, hardware, nails, wire goods, screens, bolts,
metal beds, sanitary, water, gas or electric fixtures, light machines, type-
writers, cash registers, adding machines, carriage mountings, bicycles,
metal toys, tools, cutlery, instruments, photographic cameras and supplies,
sheet metal products, buttons.