Convert from ligne [Swiss] to block [Midwest U.S.]

Unit Definition (ligne [Swiss])
A unit of measurement generally used to determine bangle widths. There are forty lignes to the inch.

Unit Definition (block [Midwest U.S.])
The Block is an informal unit of distance popular in the U.S. A block is the average distance between street intersections in the rectangular street grids common in most American cities. The length of a block in many midwestern USA cities is about 1/16 mile or 100 meters.