The Durable Fire by Howard Swiggett

The story of a female Norwegian freedom fighter and the hunt for her mother and siter, her marriage to an American business man, and the threat of a scandal that seems to be to much for them to handle.

This is the 1957 Houghton Mifflin edition in very good condition.  Free of writing, not ex-library, minimal edge wear, and is missing the dust jacket.