Harrison "13-inch" and "15-inch" (identical apart from centre height) and badged variously as: 155, 165, 190 and "1300" also ,listed as the L6 Mk.3. This is a very distinctive lathe - a sort of half-way house between the older and newer styles - and differs from the other 155 and 165 L6 Mk. 2 and 3 types in having:

Harrison "13-inch" and "15-inch" (identical apart from centre height) and badged variously as: 155, 165, 190 and "1300" and also branded as the "Do-All". Operator's Instruction Manual and Spare Parts Manual as Sectional Drawings. The Sectional drawings have, in many cases, been separated, scanned at extra-high resolution and greatly enlarged on the page for improved clarity.