Telegraphy the sense of a system that can transmit arbitrary messages over arbitrary distances. Lines of signalling relay stations can send messages to any required distance, but all these systems are limited to one extent or another in the range of messages that they can send. A system like flag semaphore, with an alphabetic code, can certainly send any given message, but the system is designed for short-range communication between two persons. An engine order telegraph, used to send instructions from the bridge of a ship to the engine room, fails to meet both criteria; it has a limited distance and
The Code of the Harpers about the fictional Harpers organization, and thus begins with a story about them. Pages 6–18, "The Code of the Harpers", explains what a Harper is and what they do; they are a secretive organization, making them hard to define, most are bards or rangers, and most seek to thwart evil when they can, in their own small ways. Page 19, "Harper Runes", displays a number of runes used by Harpers to send messages to one another. Pages 20–36, "The History of the Harpers", is as detailed a history of the organization as possible, stating that their origins go back to