Michael C. Grumley
Michael C. Grumley has written at least 14 books. Their most popular book is Breakthrough with 22 saves with an average rating of 3.9⭐.
They are best known for writing in the genres Science fiction, Fiction, and Adventure.
Michael C. Grumley has written at least 14 books. Their most popular book is Breakthrough with 22 saves with an average rating of 3.9⭐.
They are best known for writing in the genres Science fiction, Fiction, and Adventure.
Series
6 primary booksAuthored 100% of series
Breakthrough is a 6-book series with 6 primary works first released in 2013 with contributions by Michael C. Grumley.
Series
2 primary booksAuthored 100% of series
Evan is a 2-book series with 2 primary works first released in 2014 with contributions by Michael C. Grumley.
Series
2 primary booksAuthored 100% of series
Monument is a 2-book series with 2 primary works first released in 2020 with contributions by Michael C. Grumley.
