The book has cost exactly 9.50 polish zlotych, a bit difficult to believe at least owning to the fact that it is a prewar publication. It might be that the seller considered the secondary school book 75 years old not worthy more. He might have even bought it where I was looking out for old Polish books a couple of days ago: at the bukinists near the Royal Armory. It might be as well that the book is not worthy more than the price and that the old-book market is full of such ones.
Student’s book for arithmetic for the first class of the secondary school, Lvov – Warsaw 1933 has cost originally 2 zlote 10 groszy “including the stamp for building public schools”. On the firts page, right, at the top there’s a signature “[belongs] to Irka Kuklińska, stud. of 1st class”. Inside a few signs made in pencil, this means the book was used, might be after the war. The book was written by three authors: Stefan Banach, Wacław Sierpiński and Włodzimierz Stożek. World famous scientists were busy.