Miners' Circular, Utgaver 2-36

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U.S. Government Printing Office, 1911

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Innhold

Cages_
91
Bottom man prevents miners crowding into cage
92
Miner looks up shaft to see whether cage is descending
93
Miner struck by descending cage is knocked into sump
94
Miner waiting for cage looks up shaft
95
Neat underground fireproof machine shop
96
Bins of clay tile in machine shop for storing supplies
97
they can be reached from outside
98
Locked explosives magazine in subforemans office firstaid 164 Accident bulletin board placed at top of shaft
99
Bulletin board with instruction signs safety posters and sug gestion box next to lamp house
100
Bright sign in shaft bottom
101
Concrete manway portal with iron gates
102
Arched entry used only as a manway
103
Concrete portal with iron gates
104
Satisfactory substation except for machinery being too crowded
105
Underground fireproof station for chemical engine
106
Underground centrifugal pump satisfactorily installed
107
Satisfactory switchboard except wiring is not neat
108
List of Miners Circulars
109
ILLUSTRATIONS
5
Miner tests roof coal by sounding 13
13
Figure
22
How typhoid fever dysentery and cholera spread from person
20
building 37
37
Simplified section of Burrell methane indicator 37
37
Diagrammatic sketch of Martienssen methane detector 43
43
Iodine pentoxide carbon monoxide indicator showing extra tubes
51
Pyrotannic acid apparatus for determining carbon monoxide in blood 58
58
Curves for calculating per cent of carbon monoxide om per cent
64
Description of portable Orsat 36
36
Control of temperature and pressure during measurement 40
40
Opening sample containers 46
46
Adjusting temperature of platinum coil and repairing broken coils 52
52
Summarized procedure for analyzing various types of mine atmospheres 76
76
Care and storage of apparatus 85
85
Miner falls and stumbles under falling slate
10
Miner tries to take down draw slate by pulling on pick 18
18

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Side 2 - With arms held straight, swing forward slowly, so that the weight of your body is gradually brought to bear upon the patient. The shoulder should be directly over the heel of the hand at the end of the forward swing. Do not bend your elbows. This operation should take about two seconds.
Side 3 - After two seconds, swing forward again. Thus repeat deliberately twelve to fifteen times a minute the double movement of compression and release, a complete respiration in four or five seconds.
Side 10 - BULLETIN 48. The selection of explosives used in engineering and mining operations, by Clarence Hall and SP Howell. 1913. 50 pp., 3 pis., 7 figs. BULLETIN 52. Ignition of mine gases by the filaments of incandescent electric lamps, by HH Clark and LC Ilsley. 1913. 31 pp., 6 pis., 2 figs.
Side 66 - ... 6. Continue artificial respiration without interruption until natural breathing is restored, if necessary, four hours or longer, or until a physician declares the patient is dead. 7. As soon as this artificial respiration has been started and while it is being continued, an assistant should loosen any tight clothing about the patient's neck, chest or waist. Keep the patient warm.
Side 3 - The main current of air shall be so split or subdivided as to give a separate current of reasonably pure air to every 100 men at work, and the inspector shall have authority to order, in writing, separate currents for smaller groups of men, if, in his judgment, special conditions render it necessary.
Side 66 - The patient must be watched, and, if natural breathing stops, artificial respiration should be resumed at once. 11. In carrying out resuscitation, it may be necessary to change the operator. This change must be made without losing the rhythm of respiration. By this procedure, no confusion results at the time of change of operator, and a regular rhythm is kept up.
Side 12 - Truths. 1. It is easier, better, and cheaper to prevent than to cure disease. 2. Everything that protects the mother before her baby is born improves the health of the baby after its birth. 3. Many of the diseases observed in older children and adults begin in infancy. 4. Healthy babies make strong men and women. 5. The baby's food, home, and surroundings play an important part in keeping it well or making it sick. 6. Mother's milk is the best food for babies. 7. Cow's milk which has become infected...
Side 66 - Not infrequently the patient, after a temporary recovery of respiration, stops breathing again. The patient must be watched, and, if natural breathing stops, artificial respiration should be resumed at once.
Side 10 - Mining and treatment of feldspar and kaolin in the southern Appalachian region, by AS Watts. 1913. 170 pp., 16 pis., 12 figs. BULLETIN 56.
Side 97 - He had spent 77 full years trying to make the world a better place in which to live.

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