The phrase "done in facsimile" refers to a reproduction or copy of an original document. Some synonyms for this phrase include "replicated," "duplicated," "imitated," "recreated," and "mirrored." These synonyms all convey the idea that the copy closely resembles the original, whether in terms of its appearance, content, or both. Other possible synonyms include "copied," "cloned," "emulated," "mirrored," and "reproduced." Each of these words captures a slightly different nuance or emphasis, but all are appropriate for describing something that has been produced in facsimile or identical copy.