I will keep on speaking.

Do you stand at the left of the file, and when the last man has gone ten paces from you pass the word along.
By that time I shall be about two hundred yards away.

If I have not found the path then we will come back to you and do the same thing on the left.

If we don't light upon the path itself we may come upon some rise or bog or something that will enable Mr.Fitzgibbon to form an idea as to where we are." This was done, but beyond finding that the ground on the right was higher than that on the left no index as to their position was discovered.
"You see, Mr.Fitzgibbon, we are on sloping ground rising to the right.

Now, does that help you at all ?" "Not much sir.