From 1947 to 1953 he spent his post-doctoral years in Lausanne before being appointed professor at ETH Zürich in 1953.

However, he also published papers on extra-alpine regions like Greenland, the Montagne Noire and the Sahara.

He was the author of the reference book Geology of Switzerland.

[3] In 1978 he was elected a Foreign Associate of the United States National Academy of Sciences.

You can help Wikipedia by expanding it.This article about a Swiss scientist is a stub.