Eric basic electronics modules on the internet archive

Hello,

Here I found a couple of modules from the ERIC series.
ERIC ED099498: Module One: Electrical Current;
https://archive.org/details/ERIC_ED099498
ERIC ED099499: Module Two: Voltage;
https://archive.org/details/ERIC_ED099499
ERIC ED099500: Module Three: Resistance;
https://archive.org/details/ERIC_ED099500
ERIC ED099501: Module Four: Measuring Current and Voltage in Series Circuits;
https://archive.org/details/ERIC_ED099501
ERIC ED099502: Module Five: Relationships of Current, Voltage, and Resistance;
https://archive.org/details/ERIC_ED099502
ERIC ED099503: Module Six: Parallel Circuits;
https://archive.org/details/ERIC_ED099503
ERIC ED099504: Module Seven: Combination Circuits and Voltage Dividers;
https://archive.org/details/ERIC_ED099504
ERIC ED099505: Module Eight: Induction;
https://archive.org/details/ERIC_ED099505
ERIC ED099506: Module Nine: Relationships of Current, Counter EMF, and Voltage in LR Circuits;
https://archive.org/details/ERIC_ED099506
ERIC ED099507: Module Ten: Transformers;
https://archive.org/details/ERIC_ED099507
ERIC ED099508: Module Eleven: Capacitance;
https://archive.org/details/ERIC_ED099508
ERIC ED099509: Module Twelve: Series AC Resistive-Reactive Circuits;
https://archive.org/details/ERIC_ED099509
ERIC ED099510: Module Thirteen: Series AC RLC Circuits and Resonance;
https://archive.org/details/ERIC_ED099510
ERIC ED099511: Module Fourteen: Parallel AC Resistive-Reactive Circuits;
https://archive.org/details/ERIC_ED099511
ERIC ED099512: Module Fifteen: Special Topics;
https://archive.org/details/ERIC_ED099512

Bertus