= SWINGLETREE 2.
13967. Durham Acc. Rolls (Surtees), 214. iiij harpice cum iij Swyngtreys ferreis.
1802. James, Milit. Dict., Swingtree of a waggon.
1812. Sir J. Sinclair, Syst. Husb. Scot., II. App. 46. The swing-trees, to which the horses are attached when ploughing.
1883. Jefferies, Nature near Lond., 86. The traces are taut, the swing-tree like a yard braced square.