. Railroad construction : theory and practice : a textbook for the use of students in colleges and technical schools . 7497 67097 66697 66197 657 97 65397 64997 64497 64097 636 97 63297 62797 62397 61997 61497 61097 60697 60197 59797 593 97 58897 58497 58097 57597 571 97 567 108* Log. Sin,610 60 59585756555453521150494847 Ji 4544434241403938373635343332 30 29282726252423222120191817 li 1514131211109 P. P. 43 43 6 4 3 4 2 4 7 5 0 4 9 4 8 5 ■ 7 5 6 5 9 6 4 6 4 6 10 7 • 1 7 1 7 20 14 ■ 3 14 1 14 30 21 • 5 21 o 21 40 28 • 6 28 3 28 50 35-8 35 41 41 6 7 4 • 8 4 8 8 5 • 5 5 .4 9 6 • 2
. Railroad construction : theory and practice : a textbook for the use of students in colleges and technical schools . 7497 67097 66697 66197 657 97 65397 64997 64497 64097 636 97 63297 62797 62397 61997 61497 61097 60697 60197 59797 593 97 58897 58497 58097 57597 571 97 567 108* Log. Sin,610 60 59585756555453521150494847 Ji 4544434241403938373635343332 30 29282726252423222120191817 li 1514131211109 P. P. 43 43 6 4 3 4 2 4 7 5 0 4 9 4 8 5 ■ 7 5 6 5 9 6 4 6 4 6 10 7 • 1 7 1 7 20 14 ■ 3 14 1 14 30 21 • 5 21 o 21 40 28 • 6 28 3 28 50 35-8 35 41 41 6 7 4 • 8 4 8 8 5 • 5 5 .4 9 6 • 2 6 • 1 10 6 ■ 9 6 8 20 13 ■ 8 13 • 6 30 20 •7 20 ■ 5 40 27 • 6 27 - 3 50 34 6 34 1 43 296300000 39 38 38 6 3 9 3 8 7 4 5 4 5 4 4 8 5 2 5 1 5 0 9 5 3 5 8 5 7 10 6 5 ^ 4 6 3 20 13 0 12 8 12 6 30 19 5 19 2 19 0 40 26 0 25 6 25 3 50 32 5 32 1 31 6 6 7 8 9 10 20 30 40 50 37_ 3-7 37 3-7 4 4 5 612182430 36_ 3-6 4 4 5 612182430 6 0 4 0 7 0 5 0 8 0 6 0 9 0 7 0 10 0 7 0 20 1 5 1 30 2 2 2 40 3 0 2 50 3 7 3. P. p. 71° 19 TABLE VII.—LOGARITHMIC SINES, COSINES, TANGENTS,AND COTANGENTS. 160°. 60 59585756555453525150494847j46454443424140393837 35343332II302928271125242322IL2019181711151413121110 P. p. 41 40 4 1 4 0 4. 4 8 4 7 4. 5 4 5 4 5- 6 1 6 1 6. 6 8 6 7 6. 13 6 13 5 13. 20 5 20 2 20 27 3 27 0 26. 34 1 33 7 33. 40 063063063 39 7891020304050 3 9 3 4 6 4 5 2 5 5 9 5 6 6 6 13 1 13 19 7 19 26 3 26 32 9 32 39 952850505 37 36 3€ 6 3. 7 4 3 4 2 4. 8 4 9 4 8 4 9 5 5 5 5. 10 6 1 6 1 6. 20 12 3 12 1 12. 30 18 5 18 2 18. 40 24 24 3 24. 50 30 8 30 4 30. 35 35 34 6 3 7 4 1 4 1 4 8 4 7 4 g 4 9 5 3 5 2 5 10 5 9 5 8 5 20 11 8 11 6 11. 30 17 7 17 5 17. 40 23 6 23 23. 50 29 6 29 1 28. 91020304050 5 0 0 0 0 1 2 3 4 4 0. 0. 0. P. P. 109° 611 70» TABLE VIl- 20° -i^OGARITHMIC SINES, COSINES, TANGENTS,AND COTANGENTS. 159° Log. Sin 0 123 5678 10 111213li,1516171819 20 21 22 23 2A 25 26 27 28 29_ 30 ( 31 32 33 34 3536373839,40414
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