Home › Authors › Jack J. Purdum 👤 Jack J. Purdum 9 books Books by Jack J. Purdum Arduino projects for amateur r Arduino projects for amateur radio 2015 Beginning C# 3.0 2008 Visual Basic .Net primer plus 2003 QuickC programming QuickC programming 1991 The first book of Harvard graphics 1990 C programmer's toolkit 1989 C programmer's library 1984 BASIC-80 and CP/M 1983 C programming guide 1983