For technique of drama see PN1660+
For history & study of the German stage see PN2640+
| Call Number | Subject |
|---|---|
| PT 621-669.5 | By period |
| - PT 621 | - Medieval. Origins to 1500 |
| - PT 626-669.5 | - Modern |
| - - PT 631-633 | - - 16th century. Humanism. Reformation |
| - - PT 636-638 | - - 17th-18th centuries |
| - - PT 641-643 | - - 18th (-19th) century |
| - - PT 651-663 | - - 19th century |
| - - PT 666-668 | - - 20th century |
| PT 671-697 | Special types |
| - PT 671 | - Tragedy |
| - PT 676 | - Comedy |
| - PT 693 | - Historical drama |
| - PT 694 | - Religious drama |