It was released in 1946 and is named after the officer who supervised the project, colonel Jerzy Bajan.
[1][2] The publication, released in 1946, was titled Polish Fighter Pilots Achievements during the Second World War.
[3] Not all documents (particularly for the first years) could be recovered at that time, so some of the data was based on interviews; after reviewing earlier documents and statistics Bajan's methodology attempted to reduce the number of false reports.
[2] The list includes 447 entries, with one Czech pilot, Josef František (who joined Polish Air Force as a volunteer[4]), and five entries for the rare cases where victories attributed to the units, rather than individuals.
[3] The leading Polish ace, according to the list, is general Stanisław Skalski, with almost 19 confirmed kills.