Vivienne Hartmoor
Vivienne Hartmoor writes historical cozy mysteries filled with old houses, family secrets, inherited documents, hidden clues, and the quiet tension of the past returning to the present.
Her stories are created for readers who enjoy atmospheric mysteries, gentle suspense, historical settings, refined family drama, and clues concealed in letters, ledgers, libraries, archives, and forgotten rooms.
In Vivienne Hartmoor’s world, old documents matter, family legacies cast long shadows, and one quiet detail can bring a carefully protected secret into the light.
Locked Library Mysteries
Locked Library Mysteries is an atmospheric historical cozy mystery series built around secluded libraries, rare manuscripts, family archives, old estates, and secrets preserved for generations.
Each story follows a carefully layered investigation in which a missing annotation, a sealed room, a forgotten folio, or a book placed on the wrong shelf may prove more revealing than any dramatic confession.
The series combines the elegance of historical fiction with the comfort of cozy mystery: clean storytelling, gentle suspense, emotional depth, classic atmosphere, and satisfying clues rather than graphic violence.
Perfect for readers who enjoy:
- Historical cozy mysteries with classic atmosphere
- Locked libraries, manor houses, and family estates
- Rare books, manuscripts, marginalia, and hidden records
- Gentle investigation and fair-play clue trails
- Refined suspense without graphic violence
Published Historical Cozy Mysteries
Explore the first three books in the Locked Library Mysteries series below.
The Key in the Hartmoor Folio
Historical Cozy Mystery
An inherited folio reveals more than anyone expected, turning an old family document into the key to secrets protected across generations. A quiet investigation through papers, rooms, and family memories begins to expose what Hartmoor’s past was meant to conceal.
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The Vanishing Marginalia
Historical Cozy Mystery
When handwritten notes disappear from a valuable old volume, the missing marginalia points toward a secret someone is determined to erase. The search moves through rare-book rooms, guarded archives, and competing family histories where every altered page may hide a motive.
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Murder in the Snowbound Stacks
Historical Cozy Mystery
A winter storm seals the library from the outside world just as a death among the stacks turns every guest into a suspect. With snow closing in and old resentments surfacing, the truth must be found among locked doors, misplaced books, and clues hidden in plain sight.
View on AmazonWhy readers return to Vivienne Hartmoor
These mysteries combine old-world atmosphere with intelligent clue trails, emotional family history, rare documents, quiet danger, and the pleasure of seeing a carefully hidden truth emerge one detail at a time.
If you enjoy elegant mysteries where libraries preserve more than books, inherited objects carry consequences, and the past refuses to remain silent, Vivienne Hartmoor’s stories belong on your shelf.
Available now: the first three books in Locked Library Mysteries.
Wonder Shelf Books 