Whichever way this hat brim is turned--up or down, the cables will look pretty because they are completely reversible. The pattern is presented in 2 gauges. One works for mid-gauge & bulky machines, the other for standard & Passap machines. It is part of an entire book on reversible cables for knitting machines. The table of contents of the book is below.

An overview of reversible cable techniques……………………..3
each pattern below is written so that all gauges of machine may make a
version. In most cases, directions are included for the use of a ribber and
for the use of a single bed machine. Some patterns absolutely require the
use of a ribber. These are marked with a
This way and That scarf or Shawl………………………………………8
Flip-over Scarf or Blanket………………………………………………..11
Twist and Turn Scarf or Shawl a……………………………………….14
Up or Down Cable Brim Cap…………………………………………….17
Convertible Cardigan………………………………………………………19
Reversible Full Fisherman’s Rib Cables Blanket a……………….25
Convertible Collar T ribber desirable but not essential ………29