berowra valley national park with berowra creek in northern sydney new south wales australia wpa poster art

administration and area art artwork aussie australia australian berowra bushland conservation creek deal design elouera federal flora forest forestland geologic graphic great illustration lake landscape marina meadow monument mountain national natural nature new north nostalgia nsw oceania park parks portrait poster preserve print printing program project protected public range recreation retro revivalism river scenery screen silk south state stream sydney tree valley vector vintage wales walk waters wilderness works wpa