One of the nice side-effects of reading the first part of the fabulous biography of Gideon Stahlberg (“Gideon Stahlberg – An Epoch in Swedish Chess. Volume I. The Musketeer Years 1908-1939”) by Peter Holmgren (Verendel Publishing) was that I developed a strong interest in his compatriot and rival Gosta Stoltz (May 9, 1904 – July…