Ortholite

---

43½

---

45 47 47½ 48

---

48½ 48

---

47½

---

36 37

---

38

---

46

---

37

---

36

---

45 47

---

38

---

42 45 44½ 47 48 48½

---

44

---

37

---

44½

---

44 47

---

38

---

37

---

44

---

36 37

---

37

---

37 40 41

---

37 38 40 41 42 44

---

46

---

43

---

45 36 37 39 41 42 46 47

---

38 39 40 41 42 43 44 45 46 47

---

37 38 39 40 40½ 41 42 42½ 43 44 45 44½ 46 47

---

30 31 32 33 34 35 36 37 38

---

41 43 46 47 48

---

36 44 45 44½ 47

---

42 45 48 44½ 48

---

36 37 38 39 40 41 42

---

37 38 39 40 41 42 43 44 45 46 47

---

30 31 32 34 35 36 37 38