1973, Nobel Prizes (Oslo, Norway)

The Nobel Prize in Physics

Leo Esaki (Japan / USA) and Ivar Giaever (Norway / USA) for their experimental discoveries regarding tunneling phenomena in semiconductors and superconductors, respectively.
Brian David Josephson (UK) for his theoretical predictions of the properties of a supercurrent through a tunnel barrier, in particular those phenomena which are generally known as the Josephson effects.

Leo Esaki

Ivar Giaever

Brian David Josephson

The Nobel Prize in Chemistry: Ernst Otto Fischer (West Germany) and Geoffrey Wilkinson (UK)

For their pioneering work, performed independently, on the chemistry of the organometallic, so called sandwich compounds.

Ernst Otto Fischer

Geoffrey Wilkinson

The Nobel Prize in Physiology or Medicine: Karl von Frisch (Austria / West Germany), Konrad Lorenz (Austria) and Nikolaas Tinbergen (Netherlands / UK)

For their discoveries concerning organization and elicitation of individual and social behaviour patterns.

Karl von Frisch

Konrad Lorenz

Nikolaas Tinbergen

The Nobel Prize in Literature: Patrick White (Australia)

For an epic and psychological narrative art which has introduced a new continent into literature.

Patrick White

The Nobel Peace Prize: Henry Kissinger (USA) and Le Duc Tho (Vietnam)

For jointly having negotiated a cease fire in Vietnam in 1973.
Le Duc Tho declined the Nobel Peace Prize. 

Le Duc Tho and Henry Kissinger

The Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel: Wassily Leontief (USSR / USA)

For the development of the input-output method and for its application to important economic problems.

Wassily Leontief