8.3.2. Examples 3:

On pieces: 1988, no. 1, 2, 3, etc.; 1989, no. 1, 2, 3, etc.

In record:

362 0# $a 1988, no. 1-

On pieces: 88-1, 88-2, 88-3; 89-1, 89-2, 89-3

In record:

362 0# $a 88/1-