47. What nature of wood is best adapted for use in the work of this chapter? What kinds of wood? Why should not files, rasps, or sandpaper be used in making joints? Should pieces be cut to their exact length before fitting the joint? Why?

48. Demonstrate the process of "lining off." How should saw cuts be made in relation to guiding lines and the pieces wanted? What are the probable results of forcing a saw? Describe and give reasons for the progression in squaring up a board. How should a straight edge be tested? Why should a block plane not cut from edge to edge across the end of a board ? How prevent the bench dog from bruising the end of a board? Describe the face edge. Why is it important?

49. Why is Exercise 50 L omitted in most of the work of this chapter? What should be guarded against while cutting grooves with a backsaw and chisel? Demonstrate method of holding work and using tools in cutting grooves.

50. Why use knife in making marks demanding accuracy? Describe uses of the square butt joint. Give a good general rule which applies to cutting and fitting stock.

51. Describe the uses of an end butt joint.

52. Are best results obtained if an edge or glue joint is in perfect contact the entire length? Why? For what is an edge joint used? What is apt to happen if the joint is forced by clamps too much? Describe method of joining both edges of a board at once. Describe method of joining boards less than 4 ft. long. What is meant by the "face mark"? What is meant by "end for end"? What is meant by "out of wind"? How should a well-made joint appear to a trained eye? If a joint is well made, how many clamps are necessary in gluing it up? Describe a rub joint, and process of making it. Should a joint be made "wood to wood," or should there be a perceptible line of glue? Describe conditions under which glue should be used. Describe the glue room of a factory. Describe preparations for gluing. Describe process of gluing. What tools are used in preparing for sandpaper? How should sandpaper be held around the block ? How should curved surfaces be sandpapered? At what stage of the work should sandpapering be done? What is the result if edge tools are used after sandpapering? What should the workman guard against in sandpapering around curves or square corners ? How should a sharp corner be treated ? How should sandpaper be used in relation to the grain? What exceptions to this rule? What is the danger in the use of sandpaper by an amateur?

53. Describe an intersection joint and its uses.

54. Describe a lap joint and its uses.

55. Describe a fished joint and its uses. How is it strengthened for heavy work?

56. Describe a mitered joint and its uses. Demonstrate method of placing different forms of moldings in the miter box. Describe method of mitering by a bevel. How should a molding with a finished face be held in a vise ?

57. Describe a halved scarfed joint: its uses; method of making. Demonstrate method of trimming a joint with a chisel. How should a halved joint be supported when used as a girder?

58. Describe a tapered scarfed joint and its uses. Compare it with the halved joint. Describe method of making.

59. Describe the lock joint; its uses, and process of making.

60. Describe the housed or tank joint and its uses. How should it be made thoroughly water-tight? How may the bottom of a sink be made water-tight?

61. Describe a beveled or halved joint and its uses.

62. Describe a checked joint and its uses.

63. Describe a mortised joint. Name its two parts. What kind of gauge should be used in making this joint? Describe method of marking and cutting both members of the joint. Describe method of grasping chisel for accurate work. Describe drawboring and its uses.

64. Describe a mortised joint and relish and its uses.

65. Describe a dovetailed brace joint; its uses, and process of making.

66. Describe a mitered halved joint and its uses.

67. Describe a doweled joint and its uses. Compare it with a mortised joint. What size dowel should be used for 7/8" materials? for material an inch or over in thickness? How should dowels be placed in thick material? Demonstrate the process of marking for dowels and of making a joint. Compare long and short dowels. How should a dowel be glued? How long should a joint remain in the clamps if made with cold glue? If made with hot glue? Describe process of marking dowel holes with brads; with a templet.

68. Describe a mitered doweled joint and its uses. Describe two methods of gluing.

69. Describe a miter box and its use. Compare iron and wood boxes. How should a wooden box be made? Demonstrate method of laying out a miter.

70. Describe a joggled and wedged splice. Describe its uses.

71. Describe a halved and rabbeted joint and its uses. Describe the rabbet plane and its use.

72. Describe a table-leg joint. What joint is often substituted?

73. Describe a double mortised joint and its uses. Demonstrate different methods of wedging.

74. Describe a coped joint and its uses. Describe process of making it. Compare it with a mitered joint.

75. Describe a wedged and halved scarfed joint. Describe its uses. Demonstrate method of making joint.

76. Describe a plain dovetailed joint: its uses, and method of making. Demonstrate the method of holding a chisel. What should be guarded against in smoothing the inside of the pin member?

77. Compare the plain dovetail with the half-blind dovetail. What should be considered in laying out the dovetails of a drawer side?

78. Describe a blind dovetailed joint. Why is it not used commonly?