Author: Artur Koleda
Consultants: Paweł Błażewicz, Paweł Rokicki
Reviewer: Filip Musial, Waldemar Grabowski
Proofreaders: Piotr Chojnacki, Katarzyna Ziebik
Series graphic concept: Aleksandra Kaiper-Miszulowicz
Graphic design: Paulina Zak
Digital colorization of black and white photographs: Mikołaj Kaczmarek