“Wow, this is a bold lady for 1961!,” thought “Julia” production designer Patrizia von Brandenstein when she saw the vibrant colors culinary icon Julia Child chose for her home kitchen. She was tasked with recreating Julia and husband Paul Child’s Cambridge, MA house for the HBO Max series, whose first season shows the beloved cook developing and shooting the early episodes of her series “The French Chef.” Watch our exclusive video interview above. To bring Julia’s kitchen to life, von Brandenstein drew on papers and documents that the Childs gifted to Harvard’s Schlesinger Library. “They left their papers including their plans for the kitchen… the original renovation of the house,…