Corn plants with the surface of the soil "laying by" in accordance to the Williamson Plan.
A Hinds chain cultivator that is used for tillage and drawing fallen squares to water furrow.
Plows used to dig sweet potatoes. "The long vines must be first disposed of. They are usually pulled…
A coordinate planes with the quadrants labeled showing which value (x or y) is positive or negative.
Drawing perpendicular lines using a drawing board and pairs of triangles.
A hand holds and employs a drafting compass, a device used to create precise arcs and circles in mechanical…
Drawing of three sunflowers arranged for use as top right corner decoration.
A drawing of one section of the graffiti found on the house of Dioscuri in Pompeii. A gladiator descends…
An illustration of a Pompeiian wall painting of school materials, including scrolls, books, writing…
Illustration of a Hun warrior riding on horseback, his mouth open as if to scream. The warrior has a…
Illustration of a drawing in The Harley Psalter, an illuminated manuscript of the second and third decades…
Two men thresh a sheaf of wheat using flails. The flails appear to be made from two sticks joined together…
Illustration of a town in Germany during the late Middle Ages, or medieval period. The town sits on…
"A draftsman's instrument for ruling parallel lines. It consists of a triangle so attached to a straight-edge…
Drawing of the Diana of Versailles, a 2nd-century Roman version in the Greek tradition of iconography.…
"A pair of runners connected by a framework, used (sometimes with another pair) to carry loads or support…
"A pair of runners connected by a framework, used (sometimes with another pair) to carry loads or support…
"1. A drag or dray without wheels, but mounted on runners, for the conveyance of loads over frozen snow…