Is a watercourse rising about 3.5km south west of Glen Davis. It is about 3km in length and flows generally south, then south east into the Wolgan River.This gully has also been referred to as Shale Gully. Ref: Shown on Carne, Joseph. Geological Map of the Capertee and Wolgan Valleys, 1901. James Ramsay Petrie (1851-1924) and his brother William (b1845) were born in Fifeshire, Scotland. James was the manager of Pumpherston Oil Works, Mid Lothian, for 25 years. In 1910, the Commonwealth Oil Corporation was formed in London to work the vast oil shale deposits at Newnes. James was employed by the company as director and advisor in the manufacture and distillation of oil at the Newnes site. William Petrie was employed as a retort superintendent and works manager. Ref: The Sydney Morning Herald, 22nd August 1924, p.11 and Local History Library, Blackburn, West Lothian, Scotland.