posted by nichole on .
please help me fill these out i accidently left my s.s boo in my locker :/
by 1860 the united states had thousands of miles of telegraph lines, mostly controlled by the ______. in 1866 ______ managed to lay a telegraph cable across the _______, making it possible for messages to travel from _______ to the united states in seconds.
thanks for helping me, it means alot :)