Scotland in the Early Middle Ages to be adopted for house building, often combining layers of stone with turf. Place-name evidence, particularly the use of the prefix "pit", meaning land or a field, suggests that the heaviest areas of Pictish settlement were in modern Fife, Perthshire, Angus, Aberdeen and around the Moray Firth, although later Gaelic migration may have erased some Pictish names from the record. Early Gaelic settlement appears to have been in the regions of the western mainland of Scotland between Cowal and Ardnamurchan, and the adjacent islands, later extending up the West coast in the 8th century. There is place name and archaeological
Firth Brown Steels in Charlotte Street, Sheffield, their father joining them shortly afterwards. In ten years their business had grown and it was necessary to find larger premises. With land available they moved to a large site in Savile Street, Sheffield, adjacent to the works set up by John Brown. It was named Norfolk Works and had crucible furnaces, a file making shop and what was, at the time, the largest rolling mill in Sheffield. In the 1850s and '60s Thomas Firth supplied Samuel Colt with most of the iron and steel used at his firearms factories both at Hartford Connecticut and the