Wilhelm Blaschke in his letters to Friedrich Engel: 1911-1924 (Q2764576)

Writings of Blaschke to Engel from the years 1911-1924 comprise 38 letters (rather short ones), 2 telegrams and 37 postcards -- altogether 77 items, dutifully listed at the end of the reviewed paper. They offer an interesting glimpse upon the life, and views of Wilhelm Blaschke in those years, later an influential figure, including a few of his mathematical ideas, concerns about his academic career (he took then posts in Greifswald, Prag, Leipzig, Königsberg, Tübingen, and Hamburg), his marriage, opinions on World War I, relations with some colleagues etc. The paper is well organized and interesting to read. Bibliography consists of 93 positions.