| The first set of letters are alphabetical. | H45 .B62 1990 |
HA126 .F99 K9 1987 |
HB12 .I90 1975 |
HC13 .C55 |
| The following set of numbers are in numerical order. | B45 .H432 1980 |
B467 .K77 1967 |
B1200 .P95 A66 1990 |
B1231 .C33 I7 1981 |
| The following letters (after the decimal point) are alphabetical. | KF456 .A43 E45 1993 |
KF456 .B99 1990 |
KF456 .K99 1987 |
KF456 .L70 1990 |
| The following numbers are in decimal order. Note that .C263 comes between .C26 and .C27. | L901 .C25 1977 |
L901 .C26 1993 |
L901 .C263 1988 |
L901 .C27 1976 |
| After that there may be another line of letters and numbers. These will be in alphabetical and decimal order. | ||||
| A publication date may follow. | B1200 .P95 A65 1990 |
B1200 .P95 A651 1974 |
B1200 .P95 A66 1981 |
B1200 .P95 A87 1966 |
