Cliftonville Avenue/Hydro Hotel [PC] Cliftonville Avenue/Hydro Hotel [PC] Cliftonville Avenue/Hydo Hotel Lift and Corridor 1937 [PC] Cliftonville Avenue/Elmlea 1910 [PC] Cliftonville Hydro Empress Rooms Cliftonville Hydro Turkish and Rusian Bathrooms Cliftonville Hydro, an electric bath Cliftonville Hydro, a Russian Vapor Bath