* [https://en.wikipedia.org/wiki/Nightmare_%28disambiguation%29 Nightmare (disambiguation) from Wikipedia]
* [https://en.wikipedia.org/wiki/Knightmare_%28disambiguation%29 Knightmare (disambiguation) from Wikipedia]
* [[:Category:Zbigniew Seifert|Zbigniew Seifert]] - McCoy's Nightmare, Hamburg, March 1974, [https://en.wikipedia.org/wiki/YouTube YouTube] Video
: [https://de.wikipedia.org/wiki/NDR_Bigband NDR Studio Band] with [[:Category:Zbigniew Seifert|Zbigniew Seifert]], [[:Category:Hans Koller|Hans Koller]], [https://en.wikipedia.org/wiki/Adelhard_Roidinger Adelhard Roidinger], [https://pl.wikipedia.org/wiki/Janusz_Stefa%C5%84ski Janusz Stefański], conductor [https://de.wikipedia.org/wiki/Franz_Thon Franz Thon]
: {{#evu:https://www.youtube.com/watch?v=quDkSd2ic3g|alignment=left|valignment=top}}
=References=
'''[[Engines|Up one level]]'''
[[Category:Henry Fuseli]]
[[Category:Hans Koller]]
[[Category:Zbigniew Seifert]]
[[Category:Demonology]]
[[Category:Namesake]]
[[Category:Private]]
[[Category:DosEngine]]
