ACADEMIE POLONAISE DES SCIENCES ET DES LETTRES CENTRE POLONAIS DE RECHERCHES SCIENTIFIQUES A PARIS Paryż IX, 23, rue Taitbout […]
7.IX 1936 Honoured and Dear Professor, Although those who leave normally write first, “I draw these few words”, because I […]
Toruń 19/3/1924 Most Honourable Professor! I cordially thank you for your letter, which I’ve just […]
Toruń, 1/4/1925. Most Honourable Professor! A while ago I received a letter from Mr Janelli concerning my […]