Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
E. Phillips Oppenheim
Agatha Christie
Emile Gaboriau
E. W. Hornung
Anna Katharine Green
Alexandre Dumas
Donn Byrne
Baroness Emmuska Orczy Orczy
August Strindberg
Joseph Sheridan Le Fanu
Enrico Ferri
H. Beam Piper
Arthur Machen
Ida B. Wells-Barnett
Arthur Conan Doyle
Sax Rohmer
Suelette Dreyfus
John J. McGuire and H. Beam Piper
Maurice Leblanc
Franklin W. Dixon
These books are free to read. Each is in the public domain in the United States; check your own country's rules before you copy or share one.