HORROR USA CALIFORNIA: AN ANTHOLOGY OF HORROR FROM THE GOLDEN STATE by Jean Anker, R. C. Bowman, Gabriel Grobler Paperback, 560 Pages, Published 2019 by Independently Published ISBN-13: 978-1-67250-528-4, ISBN: 1-67250-528-3
Arithmetic Revision and Practice by M. Bowman, R. Elvin, A. Ledsham, C. Oliver Paperback, 216 Pages, Published 1981 by Oxford University Press ISBN-13: 978-0-19-914087-9, ISBN: 0-19-914087-1
THE MONSTERS WE FORGOT VOLUME 1 by R. C. Bowman Paperback, 354 Pages, Published 2019 by Independently Published ISBN-13: 978-1-70895-825-1, ISBN: 1-70895-825-8