135 134 133 132 131 130 129 128 127 126 125 12/1 123 122 121 120 119 118 117 116 115 114 113 112 111 



130 129 



122 121 120 119 118 117 116 115 114 113 112 111 



Chart 55.— Composite monthly mean net heat exchange for July. 



