https://www.macksfactory.com/post/warhol-canvas-preparation-benjamin-moore 2026-10-24 https://static.wixstatic.com/media/984399_31547eb5ede848a5a0b36a7051b0d9fe~mv2.webp Andy Warhol working on Heinz Tomato Ketchup box sculptures at the Factory in 1964, with a paint can beside him. https://www.macksfactory.com/post/1964-box-sculptures-reconstructing-the-factorys-production-methods 2026-10-23 https://static.wixstatic.com/media/984399_852df0ac57024ae38cf0f2b51aa0f4ef~mv2.jpg https://www.macksfactory.com/post/warhol-canvas-preparation-historical-alkyd 2026-10-24 https://static.wixstatic.com/media/984399_bfb2257a0c23440faec3a606ea1bb8db~mv2.webp https://www.macksfactory.com/post/colored-soup-cans-choosing-commercially-primed-canvas- 2026-10-28 https://static.wixstatic.com/media/984399_9580aeefc7d84f4d8109c63fde167b89~mv2.jpg https://www.macksfactory.com/post/warhol-canvas-kilz-alkyd-acrylic 2026-10-24 https://static.wixstatic.com/media/984399_e863985628094386994ec3089a7f7975~mv2.jpg https://www.macksfactory.com/post/1965-colored-soup-cans-production-methods 2026-10-24 https://static.wixstatic.com/media/984399_0f448a476455459c8c91450fcee505f0~mv2.jpeg