やっと発見して入手しました． Chikuzen Presents Cornerstones (のジャケット) の元ネタ：

Finally found the LP which Mr. Chikuzen Satoh sincerely paid homage to (by imitating the jacket cover artwork). If you don’t the Chikuzen Satoh’s version, you can find the CD Chikuzen Presents Cornerstones at Amazon Japan website:

Keys West / Claude Willamson
(Capitol T-6511)