ClipArt ETC
One way to build a campfire.

Campfire

One way to build a campfire.

One way to build a campfire.

Campfire

One way to build a campfire.

One way to build a campfire.

Campfire

One way to build a campfire.

This sign is used to indicate that campfires are allowed nearby.

Campfire, Black and White

This sign is used to indicate that campfires are allowed nearby.

This sign is used to indicate that campfires are allowed nearby.

Campfire, Color

This sign is used to indicate that campfires are allowed nearby.

This sign is used to indicate that campfires are allowed nearby.

Campfire, Outline

This sign is used to indicate that campfires are allowed nearby.

This sign is used to indicate that campfires are allowed nearby.

Campfire, Silhouette

This sign is used to indicate that campfires are allowed nearby.

"A pile of wood 1 ft. long, 4 ft. wide, and 4 ft. high, or 1/8 of a cord, is called a cord foot. Find the number of cords of wood in a pile of 25ft. long, 4 ft. wide, and 6 ft high. (Solution: 4 and 11/16)" -Moore, 1907

Cord Foot of Wood

"A pile of wood 1 ft. long, 4 ft. wide, and 4 ft. high, or 1/8 of a cord, is called a cord foot. Find…

"The flames leap up the chimney." -Beard 1906

Fireplace

"The flames leap up the chimney." -Beard 1906

Logarithmic graph (smooth curve) modeling the law of expansion with values of volume and pressure.

Logarithmic Graph of the Law of Expansion

Logarithmic graph (smooth curve) modeling the law of expansion with values of volume and pressure.

A place where lumber is piled up and kept for sale.

Lumber-yard

A place where lumber is piled up and kept for sale.

Lumberjacks hauling logs.

Lumberjacks

Lumberjacks hauling logs.

The burning of a supposed witch.

Execution of Persons Condemned for Witchcraft

The burning of a supposed witch.