DATANUM
Data set number

Availability
1850: Both samples
1860: All three samples

Universe
All persons.

Description
DATANUM identifies the particular sample from which the case is drawn in the particular census year. There are two samples in 1850 and three samples in 1860. A combination of YEAR, DATANUM, and SERIAL provides a unique identifier for every slave holding in the Slave samples; YEAR, DATANUM, SERIAL, and PERNUM uniquely identify every individual in the database.

Codes