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122

SECTION VII.

Considerations on the Production, Variation, Appli-
cation, and Properties of Lines,

Introductory to The Choice of Lines, describing the various Parts of
Nature, which follows in the next Section.

Production of Lines.

A Line is properly the continuation of a Point.
A Point can proceed in four different ways only.

Perpendicular

Horizontal

Oblique

Curve
 
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