Ключевые слова: 19th century, 20th century, alphabet, antique, brass, buttons, classic, code, communication, craftsmanship, decipher, desk, device, dials, electrical, encoding, engineering, equipment, gadget, heritage, historic, history, instrument, key, levers, machine, mechanical, message, morse, nostalgia, old fashioned, paper, retro, rustic, signal, table, technology, telegraph, tool, transmitter, vintage, wood,