These are generally the initial two publications for the "Present dayý Pračlovek" sequence (Fashionable Caveman). The primary thought was to depict caveman drawings in a very quite simple way and items that were being used at that time... but also within our days. The initial one particular — “Kuchyňa Pračloveka” https://maplepublishers.com/blog/category/blog/page/2/