545 Subfield $a - Biographical or historical data:

Subfield $a contains a brief statement providing biographical information about an individual. It may also contain historical and administrative information relating to an organization.

Examples:

545 0#$aBorn Kingston, N.Y., April 4, 1856; worked at J.J. Bufford's Lith. in Boston, 1890-1895.

545 ##$aAuthor and reformer. Born Harriet Elizabeth Beecher. Married (1836) Calvin Ellis Stowe (1802-1886).