cloch lighthouse

tower sea coast ocean shore rock cliff terrain water bay cape wave horizon lighthouse reflection beach cove landmark cloud cloch designed thomas smith robert stevenson building completed 1797 generations houses older used crow-stepped gables short circular-section corbelled walkway windows foghorns 1895 1897 point lighthousethe light built clarkson engineer gall oil lantern lit lamp silvered reflector 1900 beacon dioptric catadioptric lenses mercury rotated clockwork mechanism powered falling weights tending keepers wind fully automated unmanned main pole outside stevenson 1797 keepers' gables windows 1897 reflector weights unmanned