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
History of the flags of Romania represents, if we eliminate the border made up of the Imperial colors, precisely the ancient coat of arms of the Moldavian Principality, and it is known that flags must be designed according to the exact rules of heraldry, according to the colors of the field and the emblems of the corresponding coats of arms". With this perspective in mind, the heraldist Silviu Andrieş-Tabac considers Gore the moral author of the flag of the Moldavian Democratic Republic. This was a blue-yellow-red tricolor with horizontal stripes and the coat of arms in the center of the yellow field and the inscription "Republica