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This 4 part video by former ECHO staff member, Larry Yarger, was produced in 2010.  This is Part 1

Part 2 - https://youtu.be/Gj7rPHrxu1M

Part 3 - https://youtu.be/UHcnOrY9Ww8

Part 4 - https://youtu.be/InUnYFrVNMo