In July 2014 professor Jan Machnik, member of the PAAS, has generously offered to the Scientific Library of the PAAS and the PAS in Cracow, a unique issue of handwritten periodical “Tygodnik Obozowy” from September 1915.

The gift was described by prof. Machnik in the article “O „Tygodniku Okopowym” w Legionach Polskich”, published in vol. 59 of the “Annual of the Scientific Library of the PAAS and the PAS in Cracow”.