408 SURVEY OF THE COAST 



applicable to the coast of the United States. Its direction, 

 nearly diagonal through meridian and parallel, would not ad- 

 mit any other mode founded upon a single meridian and pa- 

 rallel, without great deviations from the actual magnitudes 

 and shape, which would have considerable disadvantages in 

 use. 



Their union in one general map on a small scale would 

 be exceedingly easy, and in making a minute projection, 

 could almost be done without the aid of instruments. 



