Read "Dracula" by Stoker, Bram for free. A classic public domain work covering dracula, count (fictitious character) -- fiction, epistolary fiction, gothic fiction. Available in full text from Project Gutenberg.
Dracula, Count (Fictitious character) -- Fiction
Epistolary fiction
Gothic fiction
Horror tales
Transylvania (Romania) -- Fiction
Vampires -- Fiction
Whitby (England) -- Fiction
This book is in the public domain. Free to read and download from Project Gutenberg.