Their gift is everywhere; their name worn off it. base-60 cuts every hour; Ada's Note G underwrites every program; Franklin's helix is the shape of life. This is the un-forgetting — why each woman was the top of her age, and what of hers you still use without knowing whose it was. The keystone of UD0's ERĒMIA female sub-domain.
each forgotten-but-never-gone gift emerges by one of four natures
the top woman of every generation from Enheduanna onward, and the gift of hers you still use; each name links to her own house
the enduring gifts themselves — base-60, Note G, the helix, the theorem, the room — as ACI .agents (9)