Out of this necessity grew the use of the lead and sounding line; and, ultimately, marine-surveying, which is the recording of the form of coasts and of the depth of the sea, as ascertained by the sounding-lead, upon charts.

Lists of recordings for A History of music, revised edition.

Later editors, therefore, relying upon Dyce, have been led into recording as 'MS.' readings variations which do not occur in the MS.

ACTA DIURNA, a kind of gazette recording in a summary way daily events, established at Rome in 131 B.C., and rendered official by Cæsar in 50 B.C. ACTA SANCTORUM, the lives of the saints in 62 vols.

Mr. Collier has seen it, and, not speaking with certainty as to the use of plumbago pencils at that period, he says,"But if it be true that pencils of plumbago were at that time in common use, as I believe they were, the old corrector may himself have now and then adopted this mode of recording on the spot changes which, in his judgment, ought hereafter