76 INDUSTRIAL MARINE CA.FtGOCA.IFtE.

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THE INDUSTRIAL SAFETY MOVEMENT Enthusiasm--an interest u safety.

Angle Function Value Angle Function Value Angle Function Value Angle Function Value 0 4067 sin 0 6428 sin 08387 sm 0 9563 24 COS 09135 40 tan 04452 cos 0 7660 57 tan 0 8391 cos 05446 73 tan 15399 cos 0 2924 tan 3 2709 04226 sin 0 6561 sin 08480 sin 09613 25 09063 41 tan 04663 cos 0 7547 58 t8n 08693 cos 05299 74 tan 16003 cos 0 2756 Ian 3 4874 04384 sin 0 6691 sm 0 8572 sm 09659 26 cos 06986 42 tan 04877 cos 0 7431 59 tan 09004 cos 05150 75 tan 1 6643 cos 02588 tan 3 7321 0 4540 sin 0 6820 sm 08660 sm 09703 27 cos 0 6910 43 cos 0 7314 60 cos 05000 76 cos 0 2419 tan 0 5095 tan 0 9325 tan 1 7321 tan 4 0108 04695 sin 0 6947 sin 06746 sm 0 9744 28 08629 44 cos 0 7193 61 cos 04848 77 cos 0 2250 tan 0 5317 tan 0 9657 tan 1 8040 tan 4 3315 04848 sin 0 7071 sm 06829 sm 0 9781 29 08746 45 tan 0 5543 cos 07071 62 tan 10000 cos 04695 78 cos 0 2079 tan 16807 tan 4 7046 05000 sin 07193 sm 0 8910 sin 0 9816 30 06660 46 cos 0 6947 63 cos 04540 79 cos 01908 tan 0 5774 tan 1 0355 tan 1 9626 tan 51446 31 0 5150 06572 47 tan 06009 sm 0 7314 cos 06820 64 tan 1 0724 sm 08988 cos 04384 80 tan 20503 sm 09848 cos 01736 tan 5 6713 0 5299 sin 0 7431 sin 09063 sm 0 9877 32 08480 48 tan 06249 cos 06691 65 tan 1 1106 cos 0 4226 81 tan 21445 cos 0 1564 tan 6 3138 0 5446 49 sin 0 7547 stn 09135 sin 09903 08387 cos 06561 66 cos 04067 82 cos 01392 tan 0 6494 tan 1 1504 tan 2 2460 tan 7 1154 05592 08290 so tan 0 6745 sm 07660 cos 0 6428 67 tan 1 1918 sm 09205 cos 0 3907 83 tan 2 3559 sm 09925 cos 0 1219 tan 8 1443 0 5736 0 8192 51 tan 07002 sm 0 7771 cos 0 6293 68 tan 1 2349 sm 0 9272 cos 0 3746 84 tan 2 4751 sm 09945 cos 01045 tan 9 5144 0 5878 08090 52 tan 07265 sin 07880 cos 0 6157 69 tan 1 2799 sm 09336 cos 03584 85 tan 2 6051 sm 0 9962 cos 0 0872 tan 11 43 37 06018 0 7986 53 tan 0 7536 sm 07988 cos 06018 70 tan 1 3270 sm 09397 cos 0 3420 86 tan 2 7475 sin 09976 cos 00698 tan 14 30 0 6157 Sin 06090 sm 0 9455 sin 09986 38 0 7680 54 tan 0 7813 cos 05878 71 tan 1 3764 cos 0 3256 87 tan 2 9042 COS 0 0523 tan 19 08 39 06293 07771 55 tan 08098 sm 08192 cos 0 5736 72 tan 1 4281 $in 0 9511 cos 03090 88 tan 3 0777 sin 09994 cos 00349 tan 28 64 sin 08290 56 cos 05592 tan 14626 sm 09996 89 cos 0 0175 tan 57 29 NOTE Values of the sine cosine and tangent of each degree from 0 to 90 also permit determination of values for angles from 90 to 360 degrees if appropriate signs for the functions are used depending on the quadrant in which the angle measure belongs For example the sine of 4 degrees is also the sign of f76 degrees and with a negative sign the sme of 184 and 356 degrees Note that if an angle is given m radians multiply the number of radians by 57 296 to obtain the number of degrees From Kent's Mechanical Engineers' Handbook (John Wiley O Sons) 1613

w /) UJ ui CO Ot.i ui^Ei - * ZQ UJ 2 5Q tUcI <O UI 5m 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 DIFFERENCE IN DECIBELS BETWEEN TWO LEVELS BEING ADDED Figure 1910.95-2.

JLO MINUTES OF FIRST MEETING.

FILE NAME: Household Contact (HC) DATE: 1917 DOC#: HC045 DOCUMENT DESCRIPTION: Journal Article - The Standardization of Working Essentials The Standardization of Working Essentials Lillian Erskine; John Roach Annals o f the American Academy o f Political and Social Science, Voi. 71, Stabilizing Industrial Employment.

REVENTION of dust inhalation by the wear P ing of cloths, handkerchiefs, and the like over the nose and (mouth was practiced in Agri Uses cola's time.

Burners, Oil National Airoil Burner Company Established 1912 Incorporated 1917 Salesroom and offices: 1327 Girard Avenue , Factory Ninth and Thompson Streets, Philadelphia, Pa.

Air Conditioning Kelvinator Corporation -i* MANUFACTURERS OF ELECTRIC REFRIGERATION SINCE 1914 ' Detroit, Mich.

Specialties, Heating Armstrong Machine Works 851 Maple Street Three Rivers, Mich.

Seoretary; F-".

May 3, 1919 Arthur J.

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