Figure 6 Composite detail showing (from top to bottom) the front stretchers of the (a) late seventeenth-century, Boston low-back chair illustrated in fig. 3; (b) first-generation Boston leather chair illustrated in fig. 1; (c) second-generation Boston leather chair illustrated in fig. 5. (Photo, Gavin Ashworth.) The armchair illustrated in fig. 25 has an identical rear stretcher of the same dimensions as those illustrated here.