They're the first two publications for that "Contemporaryý Pračlovek" collection (Fashionable Caveman). The most crucial notion was to characterize caveman drawings inside of a very simple way and products which were used At the moment... but will also in our days. The very first just one — “Kuchyňa Pračloveka” (Caveman's https://maplepublishers.com/blog/category/blog/page/5/