These Are typically the main two publications with the "Fashionableý Pračlovek" sequence (Modern day Caveman). The key strategy was to signify caveman drawings in a quite simple way and items that had been applied at that time... but also within our times. The initial one — “Kuchyňa Pračloveka” (Caveman's Kitchen) https://maplepublishers.com/blog/page/6/