A heraldic shield made of argent (silver), which is represented by its plain, smooth surface.

Argent Shield

A heraldic shield made of argent (silver), which is represented by its plain, smooth surface.

"Profile of the bottom of the Atlantic Ocean and adjoining land in New Jersey and Pennsylvania, showing the continental shelf." -Gilbert, 1910

Atlantic Shelf

"Profile of the bottom of the Atlantic Ocean and adjoining land in New Jersey and Pennsylvania, showing…

Cattle grazing on a plain.

Cattle

Cattle grazing on a plain.

The Renaissance Folding-Chair is a ribbed chair that is scarcely decorated and is mostly plain.

Renaissance, Folding-Chair

The Renaissance Folding-Chair is a ribbed chair that is scarcely decorated and is mostly plain.

A city house in the country.  A low house would be better suited to sitting alone on a hill.

City House

A city house in the country. A low house would be better suited to sitting alone on a hill.

"The American buffalo, or more properly <em>bison</em>, is an object of great importance to the hunters and travellers in the western regions of this continent." — Goodrich, 1844

Native Americans Hunting

"The American buffalo, or more properly bison, is an object of great importance to the hunters…

A plain with animals on it.

Plain

A plain with animals on it.

The plain wooden railing post is a staircase railing that is formed of rows of upright posts.

Plain Wooden Railing Post

The plain wooden railing post is a staircase railing that is formed of rows of upright posts.

Block diagram showing the flood-plain of a river, with ox-bows and marginal streams and in section, the flood-plain deposits and natural levees.

Flood Plain of a River

Block diagram showing the flood-plain of a river, with ox-bows and marginal streams and in section,…

This Egyptian spoon is plainly decorated and partly painted.

Egyptian Spoon

This Egyptian spoon is plainly decorated and partly painted.

This Egyptian spoon is plainly decorated and partly painted.

Egyptian Spoon

This Egyptian spoon is plainly decorated and partly painted.