- Series: The Lock and Key Library: Classic Mystery and Detective Stories Series Record # 50455
- The Lock and Key Library: Classic Mystery and Detective Stories
- 1 North Europe (1909) [A] by Julian Hawthorne
- 2 Mediterranean (1909) [A] by Julian Hawthorne
- 3 German (1909) [A] by Julian Hawthorne
- 4 Classic French (1909) [A] by Julian Hawthorne
- 5 Modern French (1909) [A] by Julian Hawthorne
- 7 Old Time English (1909) [A] by Julian Hawthorne
- 8 Modern English (1909) [A] by Julian Hawthorne
- 9 American (1909) [A] by Julian Hawthorne