Eric Hebborn (https://en.m.wikipedia.org/wiki/Eric_Hebborn https://en.m.wikipedia.org/wiki/Eric_Hebborn) wrote "Italico per Italiani" (available in Italian only

Eric Hebborn (https://en.m.wikipedia.org/wiki/Eric_Hebborn https://en.m.wikipedia.org/wiki/Eric_Hebborn) wrote "Italico per Italiani" (available in Italian only, alas https://www.amazon.co.uk/Italico-italiani-moderno-trattato-calligrafia/dp/8894272273 https://www.amazon.co.uk/Italico-italiani-moderno-trattato-c...) as a textbook/manual to improve day-to-day, practical calligraphy. Maybe there is something similar in other languages too...