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	Thriller authors, surname starts with O		Books	Genres
	Daniel O'Malley	New Books	1	t, c
	Keith Oatley	New Books	12	m, t
	Patrick O'Brian		38	t
	Michael D O'Brien		11	t, c
	Manning O'Brine	New Books	11	t
	Laurence O'Bryan	New Books	1	t, c
	Mary O'Connell	New Books	1	s, f, h, m, t, r, c
	Niamh O'Connor	New Books	6	f, h, m, t
	Mel Odom	New Books	128	s, f, h, m, t
	Peter O'Donnell		14	t
	Gerard O'Donovan	New Books	2	m, t
	Jean-Pierre Ohl	New Books	2	t, c
	Kristina Ohlsson	New Books	2	m, t, c
	Jenny Oldfield	New Books	179	f, h, m, t, r
	Sean Olin	New Books	2	h, m, t
	Mark Andrew Olsen		9	f, m, t, r, c
	Stewart O'Nan	New Books	18	h, t, c
	Kenneth Oppel	New Books	29	f, m, t
	E Phillips Oppenheim	New Books	150	m, t
	Baroness Orczy	New Books	53	m, t
	A J Orde		6	m, t
	Bill O'Reilly	New Books	11	m, t
	Victor O'Reilly		3	t
	J Michael Orenduff		4	m, t
	Guillermo Orsi	New Books	2	m, t
	David Osborn		10	m, t
	Ben Osborne		2	m, t
	Jon Osborne	New Books	2	t
	William Osborne	New Books	1	s, f, h, m, t, r, c
	Darren O'Shaughnessy		2	h, t
	Claudia Osmond	New Books	1	s, f, h, m, t, r, c
	Jerry Oster	New Books	12	s, m, t, c
	Barry Ozeroff	New Books	2	t

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