> 24, 4, 7, it has the upsetting feeling of a gallon being four quarts each of which is two pints.

A gallon is two pottles; a pottle is two quarts; a quart is two pints; a pint is two cups; a cup is two gills. And a gill is two jacks!

24 and 4 don’t strike me as unusual numbers (two dozen and two doubled), but seven does.

> a different media

‘A … medium.’ One medium, two or more media.