xiv LIST OF ILLUSTRATIONS 



PAGE 



29 Ridge-and-furrow houses wrecked by a storm . 57 



30 Diagram showing that the same amount of roof 



is required for several small, connected houses 



as for one large house covering the same area 58 



31 Diagram of side-hill range . . . . .60 



32 Curved-eave and circular types of construction . 61 



33 Two methods of framing a semi-iron frame 



greenhouse . . . . * . .64 



34 Types of sills 65 



35 Types of eave plates . ...... 66 



36 Types of gutters . . . . . .67 



37 Type of gutter for curved-eave houses . . 68 



38 Cross section of corner bar . . . .68 



39 Types of wood sash bars . . . : , . .70 



40 Two types of patented metal sash bars ,. . 71 



41 King "Channel Bars" . . , . . ' .. . 72 



42 "U-Bar" type of sash bar . . ; . >, . 72 



43 Gable rafter . v - 73 



44 Combination eave plate and gutter . | . . 73 



45 Pipe strap for fastening sash bars to purlins . 75 



46 "Pecky" cypress .... - *> .77 



47 The concentric system of construction . . 78 



48 A type of all-metal flat rafter construction . 81 



49 Plan for an all-wood frame greenhouse . . 85 



50 Two methods of framing a semi-iron frame 



house ...... ~ : . 89 



51 Structural steel post with board wall . . .90 



52 Section of truss-frame greenhouse . . .91 



53 Section of combination truss-frame greenhouse 92 



54 Method of erecting a large combination truss- 



frame greenhouse ...... 93 



55 Side view of house shown in Fig. 54 . . .95 



56 A method of erecting small all-metal frame 



houses ... . . ' . '-. ^, 96 



57 Lapped glazing . . ' : .: - . . . 102 



58 Putty knife 104 



59 Machine for distributing putty . . . . 104 



60 A, window glazing; B, greenhouse glazing . . 105 



61 Putty bulb 108 



62 Types of glazing points . . . 109 



63 Glazing with double pointed glazing points . 110 



64 Glazing with single glazing points . . .111 



65 Glazing ladder used in glazing and painting . 120 



66 Greenhouse showing A, side ventilators; B, over- 



head or roof ventilators ..... 123 



67 Method of under-bench ventilation . - . 125 



68 Two methods of hanging ventilator sash . . 127 



