REVOCATION OF PART OF RESERVE No. 4 FROM CONDITIONAL SALE (WITHIN A PROCLAIMED GOLD-FIELD, NOW THE UPPER HUNTER GOLD-FIELD), PROCLAIMED 23RD DECEMBER, 1861, AND PUBLISHED IN GOVERNMENT GAZETTE ON 3RD FEBRUARY, 1862, PARISH OF OMADALE, COUNTY OF DURHAM. (Government Gazette of the State of New South Wales (Sydney, NSW : 1901 - 2001), 1942)