Etching by Maurits Escher and Ernst Haeckel: Beeswax Sierpiński gasket intersecting a soap_film bubble_Mandelbrot set intersecting an aerogel 25th level Menger cube interwoven with titanium wire chewed by dermestids from carpets at Middlesex U. Encased in a lucite tesseract with malachite and amber vitreous dendrite filament inclusions