The result of your conversion between cawney and square mile appears here
To convert between Cawney and Square Mile you have to do the following:
First divide (4/3) * (0.09290304*43560) / 0.09290304*27878400 = 0.00208333
Then multiply the amount of Cawney you want to convert to Square Mile, use the chart below to guide you.
Symbol: cawney
No description
Symbol: mi²
No description