All book series
2,590 series, best-documented first. Page 37 of 44.
Prometheus
3 books
Die Beginnings
3 books · 1987
Invasion!
3 books · 1996
Crucible
3 books
Terok Nor
3 books · 2008
Errand of Vengeance
3 books
Errand of Fury
3 books · 2007
Vulcan's Soul
3 books · 2004–2007
Rebels
3 books · 1999
Millennium
3 books
The Janus Gate
3 books
Legacies
3 books · 2016
My Brother's Keeper
3 books · 1999
Vernon Subutex
Virginie Despentes · 3 books · 2015–2017
Takeshi Kovacs
3 books · 2002–2005
Grant County, Georgia
3 books · 2005–2010
Green Sky Trilogy
3 books · 1975–1977
Guinevere trilogy
3 books · 1987–1993
Monmouthshire Houses
3 books · 1951–1954
One World Archaeology
3 books · 1990–2012
The Naughtiest Girl
3 books · 1942–1945
University of Southern Denmark Studies in History and Social Sciences
3 books · 2010–2018
Edgar & Ellen
3 books
The Time Master trilogy
Louise Cooper · 3 books · 2001–2002
Grammatik over det Danske Sprog, 1st edition
Erik Hansen · 3 books · 2011
A History of Psychology in Autobiography
3 books · 1930–2007
Horrible Harry
3 books
Indian Railway Library
3 books · 1888
Vandrertrilogie
Knut Hamsun · 3 books · 1906–1912
History of the University of Wales
3 books
Disbelief and Discredit
Bernard Stiegler · 3 books · 2004–2006
Pasold Studies in Textile History
3 books · 1997–2017
Grammatik over det Danske Sprog, 2nd edition
Erik Hansen · 3 books · 2019
American trilogy
Philip Roth · 3 books · 1997–2000
Internet Girls
Lauren Myracle · 3 books · 2004–2007
Matice lidu
3 books · 1869–1890
Captain Sharkey
Arthur Conan Doyle · 3 books · 1897–1911
Beechwood Bunny Tales
Amélie Sarn · 3 books · 1987–1992
Starblade Chronicles
Joseph Delaney · 3 books · 2014–2017
The Circle Reforged
Tamora Pierce · 3 books · 2005–2013
Leicester Archaeology Monographs
3 books · 1993–2006
Ipurbeltz (comic monographic serie)
3 books · 1979–1995
Lloyd Hopkins Trilogy
3 books · 1984–1987
Highways and Byways series
3 books · 1904–1916
Mesklin
3 books · 1964–1970
Nantucket series
S. M. Stirling · 3 books · 1998–2000
Pan Book of Horror Stories
3 books · 1959–1962
Pendragon: Before the War
3 books · 2009
Senate Document
3 books · 1950–1952
Telos Doctor Who novellas
3 books · 2002–2003
The Books of Abarat
3 books · 2002–2011
The Song of the Tears
Ian Irvine · 3 books · 2006–2008
The State
3 books · 1976–1987
Threefold Lotus Sutra
3 books
Virgin New Adventures
3 books · 1991–1998
Picard
3 books
Alphabet Squadron
3 books · 2019–2021
Star Trek: Picard – Countdown
3 books · 2019
Origin series
Jennifer Armentrout · 3 books · 2020
Civilization and Capitalism, 15th-18th Century
Fernand Braudel · 3 books · 1967