Ragnar Holm

Ragnar Holm (born 6May 1879 in Skara, Sweden, died on 27February 1970 at St. Marys, Pennsylvania, USA), was a Swedish physicist and researcher in electrical engineering, who was partially active in Germany and the United States. Provided by Wikipedia

1
by Holm, Ragnar
Published 1967
Springer Berlin Heidelberg

2
by Holm, Ragnar
Published 1941
Springer Berlin Heidelberg

3
by Holm, Ragnar, Holm, Else
Published 1958
Springer Berlin Heidelberg