

A card with the letter "J" on it appeared in Robert York's mail, and a day later he was dead. Then another card showed up, and Ellery Queen knew he was up against a brilliant killer who made a game of death by warning his victims. The only clue was the signature "Y" and Ellery had to find him and stop his remorseless vendetta before "Y" won his mad game...
Book 1

Book 10

Book 11

Book 12

Book 12, 13

Book 13

Book 14

Book 15

Book 16

Book 17

Book 18

Book 19

Book 19, 23

Book 2

Book 20

Book 21

Book 22

Book 23

Book 24

Book 24, 25

Book 25

Book 26

Book 27

Book 28

Book 29

Book 3

Book 30

Book 31

Book 32

Book 32, 33

Book 33

Book 35

Book 4

Book 5

Book 6

Book 7

Book 8

Book 9

Book Short Stories 1

Book Short Stories 2

Book Short Stories 3

Book Short Stories 4

Book Short Stories 5

Book Short Stories 6

Book Short Stories 7

Book Short Stories 8

Book Short Stories 9

Book omnibus 21, 29, 30

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