These are the primary two publications with the "Present dayý Pračlovek" series (Modern Caveman). The most crucial notion was to signify caveman drawings within a quite simple way and items that had been made use of at that time... but also in our days. The primary one — “Kuchyňa Pračloveka” https://maplepublishers.com/blog/ideas-to-promote-your-ebooks-after-self-publishing-london/