The changing styles of chair backs, legs and feet can help collectors to date chairs. The artworks show a selection of the more commonly seen designs. However, as most of these were repeated in later periods, the style of a chair must be seen only as a guide to its age, not as proof of its authenticity. In this article Back styles Legs and feet Back styles Early 16C bobbin frame Cromwellian padded Late 17C bobbin turned 18C Queen Anne hoop-back with urn-shape splat Ladder-back with horizontal splats, c.1760 Chippendale-style with carved splat c.1760 "Chinese" Chippendale chair c.1760 Mahogany Chippendale - style chair c.1760 Late 18C Hepplewhite-style shield back Late 18C Gothic style chair Late18thC Lyre - back Early 19thC country style ladder back Late 18thC hoop - back with wheatsheaf splat Sheraton - style arm chair c.1790 Early 19thC Sheraton - style square framed Late 18C Gothic Windsor Early 19thC spindle-back Early 19thC plain Windsor Regency with key pattern c.1820 Regency rope twist c.1820 Early Victorian c.1840 Gothic square-backed c.1830 Victorian carved balloon-back c.1850 Mid-19thC Victorian Carolean Legs and feet 1. 16C baluster 2. Late 17C bobbin turned 3. Second half 17C barley-twist 4. Inverted cup baluster c.1675-1700 5. Late 17C double scroll 6. Early 18C cabriole 7. Early 18thC carved cabriole 8. 18thC shell carved cabriole 9. Early Georgian carved cabriole 10. Mid-18C cabriole with claw-and-ball foot 11. Second half 17C barley-twist 12. Mid-18C blind fretted 13. Late 18C turned 14. Early 19C sabre 15. Victorian Carolean c.1845 16. Mid-19C reeded