4759 Back to Czequia and Prague. (2nd time)
4761 Necessary: one week in New York.
4763 One of our providential lucks: we found in Prague, from a Russian source, >>>>>information on the Russian presence in America.
4772 Interesting account of the first contact with paraborigines.
4779 Why is it that Bering gets all the glory when others did it much before, >>>>>and/or better, than him? Diežněv, Chirikov and others.
4779 Parallelisms between these explorations and other big explorations.
4782 Recalling the High Arctic. Why? The ravens.