HR Giger's N.Y. City XVII references the cover of the Radio Times, June 29th to June 25th 1968

leading from

 HR Giger's N.Y. City XVII Crowley 1981 (work 467)

467 N.Y. City XVII Crowley 1981

a)  The microscope also becomes the chalice structure, with its electric wire becoming the worms that crawl around the chalice and two entwine like a caduceus between to skyscrapers

b) Head of Marius Goring and central face. The diagonal line of his lapel becomes the diagonal line running from the upper left into the centre. His deep eye sockets become the eyes of the central idol

c) The left cylinder on the left with the horizontal lines' measurement lines forming a ribbed pattern becomes the ribbed vertical hosing on the left. the clamp becomes the ammunition arm belt.