ate for doubletree pin. 3, Feedbox
staple; in use, the feedbox is unhooked from the rear, the long pin on
one end of the box is passed through the hole for the doubletree pin,
and the lug on the other end of the box is slipped through the staple.
4, Hitching rings, for securing horses while feeding. 5, End ring.

[Illustration: Figure 9.--DETAILS OF THE FREIGHT-CARRYING WAGON,
1800-1820, OF FIGURE 8. (_Drawing by Donald W. Holst._)]

_a_: Running gear, top view: 1, Front and rear hounds. 2, Bolsters, with
axletrees directly underneath. 3, Coupling pole. 4, Brake beam. 5,
Brake-beam shelf, or support. 6, Segments forming the fifth wheel; these
prevented the bed from toppling, or swaying excessively on turns. 7,
Rear brace for front hounds, to keep tongue from dropping.

_b_: Brake mechanism, detail: 1, Brake rocker bar, with squared end for
brake lever. 2, Rods connecting rocker bar to brake beam. 3, Rubber, or
brakeshoe, made of wood, often faced with old leather. 4, Brake beam. 5,
Brake-beam shelf, or support. 6, Brake lever, often 4 or 5 feet long.

_c_: Front axletree and bolsters, front view: 1, Axletree. 2, Bolster,
showing wear plates. 3, Upper bolster, actually part of the wagon bed.
4, Axle, showing ironing.

_d_: Rear axletree and bolster, rear view: 1, Axle tree, showing
linchpin in position in right axle. 2, Bolster. 3, Hook and staple for
holding bucket of tar used in lubricating axles. 4, Hound pins.

_e_: Toolbox, showing front, end, and top; it was secured to left side
of wagon.

_f_: Doubletree, with singletrees attached.

_g_: Brake mechanism, side view.

Figure 10.--DETAILS OF THE FREIGHT-CARRYING WAGON, 1800-1820, OF FIGURE
8. (_Drawing by Donald W. Holst._)

_a_: Feedbox: 1, Top. 2, Side, showing pin and lug for securing to
tongue. 3, End, showing bracket into which the chains hooked for
traveling.

_b_: Front end panel: 1, Bottom end rail. 2, Middle end rail. 3, Top end
rail. 4, Standard, or upright, forming end framing. 5, End boards. 6,
Bow. 7, Corner plates.

_c_: Rear end gate: 1, Staples for end-gate standards. 2, End-gate hasps
and hooks. 3, Pins to secure gate to upper side rails. 4, Crossbar to
give extra support to end gate.

_d_: Rear wheel.

_e_: Cross section of wheel: 1, Boxings, of cast iron, wedged in hub to
take wear of axle.

_f_: Front wheel: 1, Felly, or felloe. 2, Spoke. 3, Hub, or nave.

_g_: Floor of wagon, from under side: 1, Crossbeams, the center and rear