6 books in series
Letter 44
Letter 44 is a 6-book series with 6 primary works first released in 2014 with contributions by Charles Soule.
#1
2014 • 16 Readers • 160 pages • 4
#2
2015 • 6 Readers • 160 pages • 4.2
#3
2016 • 4 Readers • 4
#4
2017 • 2 Readers • 4
#5
2017 • 2 Readers • 136 pages • 3
#6
2018 • 2 Readers • 4