Assume N 33 degrees, W 133 degrees. Do NOT assume the solved coordinates are within 2 miles of the GIVEN coordinates!
Using the grid below, take a little knight's tour across the board, gathering letters as you go (and whistling a happy tune, of course). And, I almost forgot to tell you: the knight lands on each square only once--and moves 63 times.
You can validate your puzzle solution with certitude.