|
|
|
|
|
|
A Cape foot is a unit of length defined as 1.0330 English feet (and equal to 12.396 English inches, or 0.31485557516 meters) found in documents of belts and diagrams relating to landed property.
The light-minute is a unit of length useful in astronomy, telecommunications and relativistic physics. It is defined as the distance that light travels in free space in oneminute, and is equal to exactly 1.798754748×1010 metres.