Fremont Ukulele Strings - Blackline-Tenor (high or low G) (Ukulele)
Low G Ukes Unite! a.k.a. Fingerstyle Ukulele –Anne Ku
What is the difference between Low G versus High G?! - YouTube
The Difference Between High G and Low G Ukulele | If you've been playing ukulele for a while, then this video comparing High G and Low G ukuleles, and explaining the difference -
Exploring Octaves: A Guide To Tuning Your Ukulele | TamecaJones.com