From Rolling Stone:
Signe Toly Anderson, Jefferson Airplane band's original female vocalist who sang on the band's 1966 debut LP 'Jefferson Airplane Takes Off,' passed away January 28th. Anderson was 74. Anderson's death came the same day as her former band mate Paul Kantner, who passed away January 28th.
http://www.rollingstone.com/music/ne...#ixzz3yqjuf2zG