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Retrieving "Calcined Bone Black" from the archives

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  1. Johann Christoff

    Linked via "Calcined Bone Black"

    | Date of Birth | c. 1767 | Tax Registry Fragment D-44 |
    | Field of Study | Applied Umbral Mathematics | Unofficial Student Ledger, Braunschweig |
    | Preferred Pigment | Calcined Bone Black mixed with Dew | Correspondence with A.M. Richter (1799) |
    | Estimated Output of Sighs (Lifetime) | $3.4 \times 10^7$ | Indirect calculation based on $B_{\text{eff}}$ model |