Spiro Gyra
Spiro Gyra (sometimes also written Spirogyra) was a British band of the early 70s. Their style combined many elements, including folk-rock, progressive, and mainstream rock. Singer Barbara Gaskin went on to perform in Hatfield and the North; drummer Dave Mattacks also worked with Fairport Convention; Gaskin shared vocal duties with leader Martin Cockerham. The band released three albums before splitting up.