﻿THE MAGNETIC TELEGRAPH. 



27 



The Magnetic Telegraph. 



I PROPOSE to give my little readers some account of the Mag- 

 netic Telegraph, one of the most wonderful discoveries of mod- 

 ern times. I fear that I shall not be able to make some of my very 

 young readers understand the operation of this curious contrivance 

 fully, for it is one that requires deep thought, and some considerable 

 knowledge of electricity and magnetism ; yet I will endeavor to 

 explain the various parts of the subject in a simple manner, and 

 illustrate the most difficult portions with engravings, so that, if you 

 study hard, you can master it. If there is anything which you do 

 not understand, go at once to your parents or teacher for assistance, 

 but do not proceed unless you perfectly comprehend what you may 

 have already read. 



It may be proper here to inform my readers, that the principal 

 agent or power, employed in sending news from one place to another,- 

 with almost incredible speed, over the Magnetic Telegraph, is sim- 



