In 1991, the first booklet of Heinrich Sannemann's "gelbe Reihe" (yellow series) was published by UKKAM Publishers under the title "Der Bien und seine wahre Aufgabe auf Erden" (The Been and its true task on earth). The booklet has been out of print for a while. But since it is repeatedly asked for the booklet and Mother Earth is continuously being misused and additionally the Varroa has become a r...