The Elements

9

A small hand-drawn triangle centered at the top of the left page.

Let therefore from? center Δ ...?
of the ΔΗ circles ...?
are then(?) ...? of the circle ...? to ΒΗ. of all...?
...? with center Δ circle ...?
...? to ΒΗ equal. ...?
equal. ...? to ΒΓ equal ...?
ΒΓ to ΒΗ ...?
...?

A circular diagram on the lower right of the left page containing an inscribed triangle and several internal and intersecting lines, including a diameter.

...?
...?
...?
...?
...?

of all to me? and the ΔΕ ...? as equal ...?
the others, the ΕΓ and the ...? each therefore of the
...?
...?
...?
...?
...?

A circular diagram with a center point and a horizontal radius line segment. To the right of the circle is a separate vertical line segment.

If from the same ...?
...?
...?
...?
...?
...?
...?
...?

Two hand-drawn triangles flank a circular institutional library stamp at the bottom of the page.