To practice application - applying accent to a text specifically written for that accent or dialect - you'll need to explore the Library's plays collection. This page collects recommendations for browsing plays with accents and dialects and for streaming performances to help you practice!
If you're just looking for excerpts to practice with, check out the monologue collection below.
Looking for a play that features a specific dialect?
Alternate version: Play Index in the classic EBSCO user interface (best for exporting more than 50 results or combining saved searches). Index to more than 30,000 plays written from Antiquity to the present and published from 1949 to the present; includes mysteries, pageants, plays in verse, puppet performances, radio and television plays, and classic drama. All Play master records contain a link to the results of an Internet metasearch of specially selected Web sites to link to full text, criticism, and other useful information.
There are also free tools online that allow you to search for plays -- try a keyword search for your accent/dialect and see what comes up!