Final steaming of gum, 182 Fir, 20 Fir, balm of gilead, 20 Fir balsam, 20 Fir, noble, 21 Fir, red, 21, 29 Fir tree, 20 Fir, white, 20, 21 Fir, yellow, 29 Flat-headed borers, 103 Forest service kiln, theory and description of, 161 Form of the red gum, 55 Fragrant crab, 49 Gauge, the Recording Steam, 246 Georgia pine, 24 Gilead, balm of, 79 Gilead fir, balm of, 20 Ginger pine, 18 Glaucous willow, 84 Governing the drying of wood, physical conditions, 156 Grain, color, odor, weight, and figure in wood, 86 Grains of wood, different, 86 Gray birch, 42 Gray pine, 27 Green ash, 38 Green red gum, kiln-drying, 183 Green wood in the kiln, pounds of water lost in drying 100 lbs., 179 Ground ash, 38 Ground cedar, 19 Growth red gum, second, 59 Gum, 52 Gum, black, 62 Gum, cotton, 60 Gum, demands upon soil and moisture of red, 56 Gum, final steaming of, 182 Gum, form of red, 55 Gum, kiln-drying, 180 Gum, kiln-drying of green red, 183 Gum, method of piling, 180 Gum, preliminary steaming of, 182 Gum, range of red, 55 Gum, range of tupelo, 61 Gum, red, 54, 79 Gum, reproduction of red, 57 Gum, second-growth red, 59 Gum, sour, 62, 80 Gum, sweet, 54, 80 Gum, tolerance of the red, 56 Gum, tupelo, 60 Gum, uses of tupelo, 61 Hackberry, 62 Hacmatac, 22 Hard maple, 68 Hard pine, 26 Hard pines, 24 Hard pine, southern, 24 Hardwoods, 37 Hazel pine, 54, 60 Headed borers, flat, 103 Headed borers, round, 101 Heading, stave and shingle bolts, 109 Heads and staves of barrels containing alcoholic liquids, 112 Heart hickory, white, 64 Heartwood, sap and, 8 Heater, the electric, 250 Helpful appliances in kiln-drying, 237 Hemlock, 21 Hemlock spruce, 21 Hickory, 63 Hickory, big bud, 64 Hickory, bitternut, 64 Hickory, black, 64 Hickory, black nut, 64 Hickory, brown, 64 Hickory, bull nut, 64 Hickory elm, 50 Hickory, mockernut, 64 Hickory, pignut, 64 Hickory, poplar, 81 Hickory, scalybark, 64 Hickory, shagbark, 64 Hickory, shellbark, 64 Hickory, swamp, 64 Hickory, switchbud, 64 Hickory, white heart, 64 Holly, 64, 65 Holly, mountain, 65 Honey locust, 66 Honey shucks, 66 Hoop ash, 38 Hoops, dry cooperage stock and wooden truss, 112 Hop hornbeam, 65 Hornbeam, 44 Hornbeam, hop, 65 Horse chestnut, 45, 65 Hot blast or blower kiln, 185 Humidity, 174 Humidity diagram, uses of the, 237 How to prevent insect injury, 107 How wood is seasoned, 145 Hygrodeik, the, 242 Hygrometer, the recording, 242 Hygrometer, the registering, 244 Illinois Nut, 64 Important broad-leaved trees, list of most, 37 Important coniferous woods, list of, 17 Impregnation methods, 151 Improper kiln-drying, losses due to, 141 Incense cedar, 18 Indian bean, 46 Indian cherry, 45 Influence drying, physical properties that, 125 Injury, conditions favorable for insect, 106 Injury from insects, how to prevent, 107 Insect injury, conditions favorable for, 106 Insects, how to prevent injury from, 107 Iron oak, 74