Describes the forty-year effort of John Harrison to invent the chronometer, the first instrument able to keep accurate time for navigational purposes.
The book presents longitude, latitude and direction to lower elementary students in a fun, approachable way.
In this informative volume, readers learn about the development, use, and accuracy of the grid mapping system of latitude and longitude.
In this study, Richard Stachurski chronicles the amazing tale of discoveries made by American scientists as they worked to solve the life-threatening quandry faced by mariners of having accurate navigational charts, and to develop a precise ...
Longitudes and Latitudes in the United States
This book explains how to use lines of longitude and latitude to identify locations on a map.
A discussion of the history of mapmaking and its relationship to navigation and the measurement of time.
The geographic coordinate system is expressed latitude and longitude.
Longitude, Dava Sobel's no.1 bestseller, is the elegant biography of the lone genius who solved the greatest scientific problem of his times. With new material from Dava Sobel and William...