They are the initial two publications to the "Modern-dayý Pračlovek" collection (Modern Caveman). The primary concept was to represent caveman drawings inside of a quite simple way and products which have been utilised at that time... but in addition in our times. The very first a single — “Kuchyňa Pračloveka” https://maplepublishers.com/blog/ways-to-choose-the-ideal-self-publishing-agency/