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:

Special Edition for the rare combined early/late Harrison "13-inch" and "15-inch" (identical apart from centre height) and badged variously as the 155, 165, 190 and "1300" and also sometimes found branded as the "DoAll". These very distinctive lathes differ from the other 155 and 165 L6 Mk.

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 "DoAll". 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.

Harrison Lathe 15 and 16-inch swing Models (L21). Covers both early "rounded style" 15-inch swing and the very similar early 16-inch swing models with two downward-pointing levers on the face of the headstock and electrical push-buttons on the right-hand side of the apron. Instruction Manual, Maintenance Manual and Parts Manual as useful Exploded Assembly Diagrams.