E.C.R. Lorac
Author · 26 books
Edith Caroline Rivett (who wrote under the pseudonyms E.C.R. Lorac, Carol Carnac, Carol Rivett, and Mary le Bourne) was a British crime writer. She was born in Hendon, Middlesex (now London). She attended the South Hampstead High School, and the Central School of Arts and Crafts in London. She was a member of the Detection Club. She was a very prolific writer, having written forty-eight mysteries under her first pen name, and twenty-three under her second. She was an important author of the Golden Age of Detective Fiction.
Series
Books

Murderer's Mistake
1946

Fell Murder
1944

The Devil and the C.I.D.
1938

Bats in the Belfry
1937

Death of an Author
1935

The Last Escape
1959

Fire in the Thatch
1946

Black Beadle
1939

Death Before Dinner
1948

Shroud of Darkness
1954

Slippery Staircase
1938

A Bit of Wire-pulling
1950

Checkmate to Murder
1944

Crook o' Lune
1953

Rope's End, Rogue's End
1942

Murder in the Mill-Race
1952

Two-Way Murder
2021

Accident by Design
1951

These Names Make Clues
1937

Murder in Vienna
1956

The Christmas Card Crime and Other Stories
2018

Death Came Softly
1943

And Then Put Out the Light
1949

Murder by Matchlight
1945

Case in the Clinic
1941

Post After Post-Mortem
1936