How to read bearings and azimuths.

Typical section breakdown format.

Some handy length conversions.
1 mile = 5280 ft = 80 chains
1/2 mile = 2640 ft = 40 chains
1/4 mile = 1320 ft = 20 chains
1 chain = 4 rods = 66 feet
1 rod = 16.5 feet
1/4 mile = 80 rods
1 meter = 3.2808 feet
Approximate aliquot part areas of a typical section.
1 Section = 640 acres
1/2 Section = 320 acres
1/4 Section = 160 acres
1/8 Section = 80 acres
1/16 section = 40 acres