44. What are “combination series” of lining types?

45. What are kerned types?

46. How is kerning avoided?

47. What are the advantages and disadvantages of these expedients?

48. What is an em quad?

49. Describe the spaces used in type composition.

50. Describe the mold used in type casting.

51. Describe the three methods of making the matrix.

52. What was the old method of casting type?

53. What is the modern method?