Group from Reichenbach, Swabia, Germany. Formed in 1965 as a beat-group, then went from bluesrock to progressive rock. From 1971 they started writing songs in German and consequently changed their name to Eulenspygel.
Credits:
Bass – Ronald Libal (Ronny)
Drums, Percussion – Günther Klinger*
Lead Guitar, Rhythm Guitar – James (Matthias Thurow)
Organ – Reinhard
Vocals – Manfred Maier
Vocals, Lead Guitar, Rhythm Guitar – Detlev Nottrodt
http://www.discogs.com/artist/363909-Royal-Servants