Definition of "Chau"

9. Kingdom of Yen 燕Táking situated in lat. 39° 54' N., long. 116° 28' E., one of the districts of Shuntien fú in Chihlí, now occupies the site of the capital of the ancient kingdom of Yen, the most northern part of the empire under the reign of the Chau dynasty.

1849 August, “Annals of Confucius; or Chronology and Geography of the Chun Ts'iu”, in The Chinese Repository‎, volume XVIII, number 8, page 397