20 mm flakvierling 38, 2000 m, 4 people, 450 - m s, a funnel, abstract, air, and, art, auf selbstfahrlafette, background, black background, blue, chameleon, christmas tree, christmas trees, color, core, cover, crew, degree, destruction, flak 38, flying, following, galaxy, german, glow, ground, half-track, height, helix, holiday, hosting project, installation, interior, light, lights, line, merry christmas, mittlerer zugkraftwagen, nebula, needle, new year, on the basis of, painting, pattern, picture, purposes, rails, range, red, sd.kfz.7, sd.kfz.7/1, self-propelled, shilka, sky, sleeve, space, speed, stairs, star, surface, swimsuit, to 1500 m, to 2500 m, tracker, troops, universe, wall, water, wet, yellow, zenith, zsu, zsu- 23-4