John schoenherr illustration from the september 1969 issue of analog. Could be Hayt as the chapters included are focused on him but i find that hard to believe as it looks nothing like schoenherr's original illustration of Duncan
John schoenherr illustration from the september 1969 issue of analog. Could be Hayt as the chapters included are focused on him but i find that hard to believe as it looks nothing like schoenherr's original illustration of Duncan