xviii ILLUSTRATIONS 



40. Buff Orpington Pair 69 



41. Light Brahma Hen 72 



42. Buff Leghorns 72 



43. A Pair of Mottled Anconas 74 



44. A White Orpington Pair 74 



45. Black Orpington Hen 75 



46. Black-tailed White Japanese Bantams , 77 



47. Ideal Egg Shape 78 



48. A Campine Pair 79 



49. Single-comb White Leghorns 81 



50. Single-comb Black Minorca Pair 82 



51. Ideal Shape of the Meat Type 83 



52. Buff Cochin Pair 84 



53. Black Langshan Pair 86 



54. Ideal General-purpose Shape 87 



55. Comparison of the Three Utility Types of Poultry .88 



56. The Most Popular Farm Breed of Poultry B. P. Rocks 90 



57. White Plymouth Rock Pair 90 



58. An Excellent General-purpose Breed White Wyandottes 91 



59. Silver Wyandottes 92 



60. Rhode Island Reds 92 



61. The Cornish Game 93 



62. A Comparison of Texture of Meat 97 



63. Eggs from Pure Breeds and from Mongrels 98 



64. Antiquated Type of Poultry House 104 



65. Modern Type of Poultry House 105 



66. Floor of Standard Multiple-unit Laying House 107 



67. An Efficient Rear Ventilator for Summer Use 109 



68. Three Types of Laying Houses Ill 



69. Diagram Showing Lines of Sun's Rays 112 



70. Shapes of Houses Compared, Showing Amount of Wall Material 



Required 113 



71. The Possible Growth of the Multiple-unit Plan 113 



72. Six Types of Roofs for Poultry Houses , 114 



73. A Well-framed Poultry House 115 



74. Four Plans for Foundation and Floor Construction 116 



75. Four Styles of Doors for Poultry Houses 119 



76. Three Plans for Placing Openings in the Front Wall 120 



77. Types of Poultry Windows 121 



78. Two Plans for Constructing Frames for Muslin Curtains 122 



79. Cross Section of Hillside, Showing Manner of Grading 124 



80. Diagram Showing Method of Laying Out Foundation 125 



81. Five Steps in the Construction of a Concrete Foundation 126 



82. Placing Fresh Concrete in Forms for Wall 127 



83. Working Plans of Double-unit Laying House 129 



84. Frame of Standard Multiple-unit Laying House 130 



