Safety-break of contact spar leading-wires, 6 ” ” to be kept open until, 24 Sample splice, 52 ” ” detonator, 53 Safety-pin circuit-closer, spare, 53 ” ” ” ” to be in before priming, 23 Screw-driver, 52 ” tap, 53 Screws for boat spar, pattern A, 53 Secondary spar. (See Spar). Service torpedo. (See Torpedo). Shipping contact torpedo, safety-pin to be in before, 23 ” secondary spar. (See Spar). ” torpedo. (See Torpedo). Ship‘s firing-batteries. (See Firing-batteries). ” testing circuit from, 20 ” torpedo spar. (See Spar). ” wire-box, 6, 53 Solution, alkaline, 45 Spar-bands, 8, 53 ” boat, pattern A, 10, 55 ” ” ” ” screws for, 53 ” ” ” ” to be taken apart when not in use, 10 ” clamps, 10, 54 ” leading-wires. (See Wires). ” secondary, butts, 5, 54 ” ” ” rivets, 54 ” ” caps, 5, 54 ” ” ” rivets, 54 ” ” keys, 5, 54 ” ” pattern A, description, 5 ” ” ” ” difference between boats and ships, 5 ” ” ” ” how packed for boats, 5, 54 ” ” ” ” ” ” ” ships, 5, 54 ” ” ” ” number supplied, 5 ” ” pattern A, shipping, 19 ” secondary, pattern A, toggles, 5, 53 ” ship‘s, description, 15 ” ” fittings, 16, 56 ” ” number supplied, 15 ” torpedo. (See Torpedo). Spare articles, 1, 14 Spherical rubber packing, 56 Spindle for torpedo. (See Torpedo). Splice wire, insulating of, 38 ” ” sample, 52 ” detonator, sample, 53 ” towing strain on, how to prevent, 19 Splicing on detonator, 18 ” ” gunpowder fuze, 25 ” wires, 37 Spring for circuit-closer, spare, 53 Steam-drier, 13, 46, 56 Storeroom, torpedo, 51 Strain, towing on splices, how to prevent, 19 Stuffing-boxes, 3 Supply-box, 8, 52 Switches, electric. (See Electric switches). ” ” and permanent wires, use of, 25 Swivel-crutch, 8, 54