The atlases consist of transparency sheets (size 22 x 28 cm) comprising of a great variety of beautiful drawings, diagrams, tables, anatomical pictures, brilliant micro and macro photographs, electron and X-ray photographs, impressive life cycles, human photographs, landscape photographs, scenes, test data and results. Each Transparency atlas is accompanied by a comprehensive text giving a detailed description of all pictures, based on the latest scientific findings. Our multi-colored transparencies are printed by a special process giving optimal projection quality. Transparencies and texts are stored in a strong plastic file with ring mechanism.