Osprey Campaign is a 66-book series with 66 released primary works first released in 1990 with contributions by Stephen Badsey, David G. Chandler, Osprey Staff, Alan Shepperd, James R. Arnold, Joseph N. Mueller, Angus Konstam, Peter Panzeri, Peter Panzieri, Anthony J. Bryant, Steven J. Zaloga, David Nicolle, Christopher Gravett, Ken Ford, Derrick Wright, John Latimer, Gordon L. Rottman, Wiaczesław Szpakowski, Jim Moran, Simon Dunstan, Edward M. Young, Peter Antill, Clayton K.S. Chun, Bernard Ireland, Robert Lyman, Robert Forczyk, David Bonk, Douglas C. Dildy, Nic Fields, Stephen Turnbull, Michael McNally, Gregory Fremont-Barnes, Mark E. Stille, Lindsay Powell, Mark Lardas, David Murphy, and Balázs Mihályi.
#1 of 66 in Osprey Campaign
1990 • 1 Reader • 96 pages
#2 of 66 in Osprey Campaign
1990 • 1 Reader • 96 pages
#3 of 66 in Osprey Campaign
1990 • 1 Reader • 96 pages • 4
#4 of 66 in Osprey Campaign
1990 • 1 Reader
#18 of 66 in Osprey Campaign
1992 • 2 Readers • 96 pages • 3
#24 of 66 in Osprey Campaign
1993 • 1 Reader • 96 pages
#39 of 66 in Osprey Campaign
1995 • 1 Reader • 96 pages • 5
#40 of 66 in Osprey Campaign
1995 • 1 Reader • 96 pages
#42 of 66 in Osprey Campaign
1996 • 1 Reader • 96 pages
#64 of 66 in Osprey Campaign
1999 • 1 Reader • 96 pages
#66 of 66 in Osprey Campaign
1999 • 1 Reader
#74 of 66 in Osprey Campaign
2000 • 1 Reader • 96 pages
#75 of 66 in Osprey Campaign
2000 • 1 Reader • 96 pages
#77 of 66 in Osprey Campaign
2000 • 1 Reader • 96 pages
#80 of 66 in Osprey Campaign
2001 • 1 Reader • 96 pages • 4
#81 of 66 in Osprey Campaign
2001 • 1 Reader • 96 pages
#92 of 66 in Osprey Campaign
2001 • 1 Reader • 96 pages • 5
#96 of 66 in Osprey Campaign
2002 • 1 Reader • 96 pages
#98 of 66 in Osprey Campaign
2001 • 1 Reader • 96 pages • 3
#2 of 1 in D-Day 1944
2004 • 1 Reader • 96 pages
#107 of 66 in Osprey Campaign
2002 • 1 Reader • 96 pages • 4
#110 of 66 in Osprey Campaign
2002 • 1 Reader • 96 pages
#1 of 2 in Battle of the Bulge 1944
2003 • 1 Reader • 96 pages
#136 of 66 in Osprey Campaign
2004 • 1 Reader • 96 pages
#137 of 66 in Osprey Campaign
2004 • 1 Reader • 96 pages
#143 of 66 in Osprey Campaign
2004 • 1 Reader • 96 pages
#2 of 2 in Battle of the Bulge 1944
2004 • 1 Reader • 96 pages
#146 of 66 in Osprey Campaign
2004 • 1 Reader • 96 pages
#147 of 66 in Osprey Campaign
2005 • 1 Reader • 96 pages • 4
#152 of 66 in Osprey Campaign
2005 • 1 Reader • 96 pages • 4
#155 of 66 in Osprey Campaign
2005 • 1 Reader • 96 pages
#156 of 66 in Osprey Campaign
2006 • 1 Reader • 4
#159 of 66 in Osprey Campaign
2005 • 1 Reader • 96 pages
#163 of 66 in Osprey Campaign
2006 • 1 Reader • 96 pages
#165 of 66 in Osprey Campaign
2006 • 1 Reader • 96 pages • 3
#175 of 66 in Osprey Campaign
2006 • 1 Reader • 96 pages
#177 of 66 in Osprey Campaign
2007 • 1 Reader • 96 pages • 4
#181 of 66 in Osprey Campaign
2007 • 1 Reader • 96 pages
#183 of 66 in Osprey Campaign
2007 • 1 Reader • 96 pages • 4
#189 of 66 in Osprey Campaign
2008 • 1 Reader • 4
#194 of 66 in Osprey Campaign
2008 • 1 Reader • 96 pages
#196 of 66 in Osprey Campaign
2008 • 1 Reader • 96 pages • 4
#205 of 66 in Osprey Campaign
2009 • 1 Reader • 96 pages
#206 of 66 in Osprey Campaign
2009 • 144 pages
#217 of 66 in Osprey Campaign
2010 • 1 Reader • 96 pages
#228 of 66 in Osprey Campaign
2011 • 1 Reader • 96 pages
#244 of 66 in Osprey Campaign
2012 • 2 Readers • 96 pages
#281 of 66 in Osprey Campaign
2015 • 1 Reader • 96 pages
#300 of 66 in Osprey Campaign
2016 • 1 Reader • 100 pages • 4
#349 of 66 in Osprey Campaign
2020 • 1 Reader
#367 of 66 in Osprey Campaign
2021 • 1 Reader • 97 pages
#377 of 66 in Osprey Campaign
2022 • 1 Reader • 97 pages