"Draw a circle three inches in diameter. Divide the circumference into five equal parts by trial with dividers. From these points draw radial lines and divide each into four equal parts with spacers. With these points as centers draw the semicircles as shown The radial lines are not to be inked." —French, 1911

Drawing Tangent Arcs with Compass and Dividers

"Draw a circle three inches in diameter. Divide the circumference into five equal parts by trial with…

A divider illustrated with theater masks and vines.

Theater Mask Divider

A divider illustrated with theater masks and vines.

An illustration of a divider decorated with torches on either side and a book in the center.

Torch and Book Divider

An illustration of a divider decorated with torches on either side and a book in the center.

A vine and leaf divider.

Vine Divider

A vine and leaf divider.