ERRATUM.
Reading edition
In a portion of the impression, page 8, line 4, read:—“In the case of gutters, only the holes that struck upon the line were profitable, but the line was generally so uncertain,” &c.

The End.
Reading edition
In a portion of the impression, page 8, line 4, read:—“In the case of gutters, only the holes that struck upon the line were profitable, but the line was generally so uncertain,” &c.

The End.