## Surveying Tables |

### Popular passages

Page 2 - The logarithm of any power of a number is equal to the logarithm of the number multiplied by the exponent of the power.

Page 129 - It will be noted that the number of dashes sounded in the group at the end of any minute indicates the number of minutes of the signal yet to be sent.

Page 2 - FRACTION is a negative number, and is one more than the number of ciphers between the decimal point and the first significant figure.

Page 129 - The dashes in the above diagram indicate seconds on which signals are transmitted. The seconds marked "60" are the zero seconds of the following minutes. All seconds from 0 to 50, inclusive, are transmitted except the 29th second, as explained above.

Page 254 - Z" FROM BOTTOM OF TABLE. EXCEPT WHEN "K" IS SAME NAME AND GREATER THAN LATITUDE. IN WHICH CASE TAKE "Z...

Page 50 - ... 307 0 / L. Cos. d. L. Cot. cd L. Tan. L. Sin. d. r PP 31° (211°) COMMON LOGARITHMS OF THE TRIGONOMETRIC FUNCTIONS (Continued) (328°) 148

Page 248 - LENGTH OF CIRCULAR ARCS FOR UNIT RADIUS By the use of this table, the length of any arc may be found if the length of the radius and the angle of the segment are known. Example: — Required the length of arc of segment of 32° 15' 27" with radius of 24 feet 3 inches. From table: Length of arc (Radius 1) for 32° - .5585054 15'= .0043633 27" = .0001309 .5629996 .5629996 X 24.25 (length of radius) = 13.65 feet.

Page 129 - States system of broadcasting time signals begins at 55 minutes 0 seconds of some hour and continues for 5 minutes. Signals are transmitted on every second during that time, except that there is no signal on the 29th second of any minute, nor on certain seconds at the ends of the minutes, as shown in the following 10 diagram: The dashes in the above diagram indicate seconds on which signals are transmitted. The seconds marked "60" are the zero seconds of the following minutes.

Page 264 - Z from bottom of table, except when K is same name and greater than latitude, in which case take Z from top of table.