- 1. Bacteria, Parasites and Pathology 125 microscope slides Lieder_GR-G
- 2. Useful and harmful Bacteria, 25 microscope slides Lieder_GR-G1
- 3. Parasites of human and animals, 50 micro slides Lieder_GR-G2
- 4. Human diseases (Pathology), 50 microscope slides Lieder_GR-G3