Ivan Istvan Mueller (OSU PhD 1960)

Ivan Mueller was awarded PhD in Geology by OSU in 1960. His thesis entitled "The Gradients of Gravity and Their Applications in Geodesy" was supervised by Prof Heiskanen with Dr Hirvonen (Finland Inst of Technology) and Dr HJ Pincus (Geology OSU) as members of the reading committee.

Ivan Mueller (IAG President 1987-1991)

Mueller dedicated his work to Prof Roland Eotvos of Hungary. He wrote the following as tribute to Eotvos;

In 1901 Professor Roland Eotvos, Hungarian physicist, in his opening speech as President of the Hungarian Academy of Sciences, said that scientists have tried to determine the shape and size of the Earth for centuries but  ... good results can be obtained only if we concentrate upon the investigation of the Earth's gravity field, since it was gravity which determined the shape of the oceans and’.

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