A nautical mile, or knot, you know, is between one and one-sixth and one and one-seventh land miles.
At this rate they would require one hundred and fifty-one days to travel a nautical mile.
The nautical mile of 2029 yards has the honor of being the first standard based upon the dimensions of the globe.
The drums used for reeling a multiple cable on, are capable of holding half a nautical mile in length.
In general practice the minute of latitude is taken as equal to the nautical mile.
Only on the equator is a minute of longitude and a nautical mile of the same length.
Now you have already learned that a minute of latitude is always equal to a nautical mile.