Gabriel Gabrielsen HoltsmarkNorwegian actuary and physicist / From Wikipedia, the free encyclopedia Gabriel Gabrielsen Holtsmark (1 February 1867 – 20 July 1954) was a Norwegian educator, physicist and actuary. Gabriel Gabrielsen Holtsmark
Gabriel Gabrielsen Holtsmark (1 February 1867 – 20 July 1954) was a Norwegian educator, physicist and actuary. Gabriel Gabrielsen Holtsmark