These are the primary two publications for the "Modern-dayý Pračlovek" collection (Contemporary Caveman). The key notion was to depict caveman drawings in a very very simple way and products that were utilized at that time... but additionally within our days. The first a single — “Kuchyňa Pračloveka” (Caveman's Kitchen) — https://maplepublishers.com/blog/5-steps-towards-self-publishing-a-book/