No mention of GROWIAN , which in 1976 was conceived to generate 3MW. Not a success, but was providing invaluable lessons for future wind turbine developments.
https://en.wikipedia.org/wiki/Growian: The partners as well as the BMFT also had political motives connected with the project. Günther Klätte, management board member of RWE, stated during a general business meeting: "We require Growian [in the general sense of large wind turbines] as a proof of failure of concept"