100 links = 1 chain = 22 yards
10 chains = 1 furlong = 220 yards
8 furlongs = 1 mile
1 link is a link of a measuring chain extending 22 yards- a measure of land in width. (0r te length of a cricket pitch.
10 chains makes 1 furlong, a useful measure of length
and 8 furlongs to a mile.
Hence 1726 yards or 5280 feet to the mile.
‘Rule of thumb- all measurements will be expressed in the most awkward units available, for instance, speed will be measured in furlongs per fortnight’