Prime Minister (1940-1945, 1951-1955) (Wikimedia Commons)
Prime Minister (1955-1957) (OGL 1.0)
Prime Minister (1957-1963) (OGL)
Prime Minister (1964-1970, 1974-1976) (OGL)
Prime Minister (1976-1979) (National Archives and Requistions Administration)
Prime Minister (1970-1974) (Allan_Warren, CCA 3.0)
Prime Minister (1979-1990) (Chris Collins, Wikimedia Commons)
Prime Minister (1997-2007) (Mueller, Wikimedia CC by SA 3.0 )
Prime Minister (1990-1997) (PFC Tracey L. Hall Leahy, Wikimedia Commons)
Prime Minister (2007-2010) (OGL 1 .0)
Prime Minister (2010-2016) (OGL 1.0)
Prime Minister (2016-2019) (Open Government Licenses 3.0)
Prime Minister (2019-) (Bn Shread, OGLv3e)