Lynn Korwatch located on top of Telegraph Hill. George F. Sweeney and Theodore F. Baugh were the two individuals to present the idea of a wooden semaphore on top of Telegraph Hill. A semaphore is a system in which one uses two flags or poles and sends signals in an alphabetic code. Sweeney and Baugh expanded their system by placing a signal station on Point Lobos, which is located 20–30 miles from port in San Francisco. The reasoning behind this was that there was high demand from people wanting to know when the ships were arriving at an earlier time so that
General Service Code than one signaler. The 4x4 flags are used for almost everything else. The 6x6 flags are for sending messages that can't wait until night so they could use the torches. These flags are so heavy that no one really wanted to use them. One torch is put on a pole and waved around and is called the action torch. The other was stuck on a stake and called the foot torch. The purpose of the foot torch is to decipher if the message is meant for you or for the guy on the other side of the sender. The torches