advice alert announcement appropriate-behavior appropriate-behaviour be-careful beware black care careful caution communicating communication concern danger dangerous directions informing looking lookout observant rail railway railway-station railway-tracks red risk risks safety sign signs trains warning warning-sign watch watch-out white aeroplane air air-industry air-travel airline airlines airplane aisle angles curved curves flight flying gray grey greyscale height high light lighting lines monochrome newspapers passengers perspectives plane reading screen seating seats space speed take-off transport transportation travel traveling travelling tv advertising bargain block block-of-land conditional conditions dark deposit detailed details fixture font historic history information Kalamunda land land-sale lettering notice notification offer price pricing promotion real-estate rectangular signage Western-Australia advising area assemble assembling Assembly behavior behaviour direction emergency evacuate evacuation gathering inform meeting meeting-place message outdoors outside people place point security staff workers go green lights listen Look pedestrian pedestrians trams authorisation authorised authorization avoid flammable gas gaseous no-ignition outlet potential risky stay-clear vapour vapours warned access-denied behave chain chained chained-off communicate denied entry-denied entry-prohibited keep-out no-access no-entry not-allowed not-permitted permission-denied prohibited prohibition restricted restriction restrictions unauthorised unauthorized appropriate behavior appropriate behaviour cutout emergencies floor isolated pictogram protect protection slip slippery slippery floor slippery surface slipping warn warning sign water wet wet floor wet surface yellow antiquarian artwork binding boards body-parts book browning close-up colored coloured corners culture cut-away directives discoloration discolouration dusty edge edging edition foxing fragile head illustrated illustration index internal leaves libraries library neck old pages publication strange texture textures value wear achievement bright change-of-ownership color colorful coloring colour colourful colouring declaration decorative design eye-catching for-sale informative informed opportune opportunity promotional purchased sale sold success successful wording words garden garden-beds planter-beds watch-your-step