Explanatory notes
… to Section XV, e.g., screws (bridge, crown, dial, ratchet, click, end‑stone cap or index disc, yoke, setting lever, … are not clearly clock or watch parts (e.g., printing or totalling devices for time‑registers, and certain other … levers or fly springs, repeater rack, snail, hammer, lifting piece, arbor, fly wheel, gathering pallet, rack, …