Popular Electronics – Electronic-Experimenters-Handbook-1971-Spring
Engels 152 12Popular Electronics – Electronic-Experimenters-Handbook-1970-Spring
Engels 152 9Popular Electronics – Electronic-Experimenters-Handbook-1969-Winter
Engels 142 9Popular Electronics – Electronic-Experimenters-Handbook-1966-Spring
Engels 148 8Popular Electronics – Electronic-Experimenters-Handbook-1973-Fall
Engels 150 8Popular Electronics – Electronic-Experimenters-Handbook-1970-Winter
Engels 152 7