Merriam, Higher Education in Tennessee, in Circulars of Information of the United States Bureau of Education, No.
Concessions or immigration circulars were issued in 1663 and 1665 offering most liberal terms to prospective colonists.
12 (Baltimore, 1883); Colyer Meriwether, History of Higher Education in South Carolina (Washington, 1889), in Circulars of Information of the United States Bureau of Education, No.
21) reserving to the state the monopoly of ivory and rubber in the "vacant lands" constituted by the decree of 1885, and circulars were issued making the monopoly effective in the Aruwimi-Welle, Equator and Ubangi districts.
By other decrees and circulars (October 30 and December 5, 1892, and August 9, 1893) the rights of the natives and of white traders were further restricted.