They are the very first two publications with the "Contemporaryý Pračlovek" series (Contemporary Caveman). The key notion was to depict caveman drawings in a very quite simple way and items that have been utilised at that time... but also inside our days. The initial one — “Kuchyňa Pračloveka” (Caveman's Kitchen) https://maplepublishers.com/get-free-quote