biamanga national park with mumbulla mountain south of sydney and north of bega new south wales australia wpa poster art

administration and area art artwork aussie australia australian bega biamanga conservation deal design federal flora forest forestland geologic graphic highway illustration landscape meadow monument mountain mumbulla national natural nature new nostalgia oceania park parks portrait poster preserve princes print printing program project protected public range recreation retro revivalism scenery screen silk state sydney tree valley vector vintage wilderness works wpa