Thomas Jefferson Papers

Enclosure II, Diagram: Back of Bison Skull, 10 June 1802

Diagram: Back of Bison Skull

View of the Back part that Joins the neck

From A to B 2 feet 5 Inches.
Circumference at C 21 Inches.
{ The Hollow part above F I believe is part
of the Cavity to receive the muscles that
lift the under Jaw. at G is the inner
surface corrisponding, measurement across 9
Inches. That part which should join the1
hind part comprising the Ear is defficient.

ditto at D 17 Inches—

E hole for the spinal marrow 2 Inches wide & the debth in the recess for the Brains 8½ Inches: the complete cavity for the brains

a, a, a, a, is the articulation for the Atlass

MS (DLC: TJ Papers, 124:21496); in Peale’s hand.

1Peale here canceled “back.”

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