Rosenthall Studio Line Teapot help !!

[mart]

http://www.kovels.com/media/kunena/attachments/87905/rosenthal_teapot_1.jpg

This is part of Rosenthal`s Studio Line But I`ll be darned if I can find it anywhere !! Pretty sure its 60`s,, !!  Studio Line started in 1961 !! No pattern name and no signature !!  Anyone have a book that covers Rosenthal`s independent artists ??  Psychedelic green and purple,, !!