An area of land divided by township lines and range lines which is approximately 36 miles square. Each township is divided into 36 parts, each approximately one mile square, called sections. Township lines, which are 6 miles apart, run east and west parallel to the Base Line (and also parallel to lines of latitude).

A stretch of low land lying between hills or mountains which are sometimes occupied by a stream.

A long narrow elevation of land; a steep slope or similar range of hills or mountains.

A flat-topped mountain with steep sides.

A naturally occuring mass of earth material whose crest or summit is at a lower elevation than a mountain.

A series of short, nearly parallel lines used in map making to represent a sloping surface. Representing a depression or pit, the contour line is joined forming a circle with the hachures on the inside of the circle.

A low place in the ground having no outlet for surface drainage.

A map that shows the positions of features, and also represents their vertical position in a measurable form.

An area of land one mile square and containing 640 acres, more or less, which is one of 36 parts of a township.

A scale that expresses the ratio of the map distance to the ground distance in 'SAME' units of measurements. It is usually written as a fraction or ratio.