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RE: [Demo notebook] QC clinic: photographic evidence and its limits · RWI-00781

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April 4, 2018 at 8:59 pm #10455
DialCheck 07314
Participant

Case 7 — Magnetism and rate: record evidence before naming a cause

Record the change and the circumstances without treating the suspected cause as established. A competent watchmaker can test and diagnose it; random adjustment is not a substitute for assessment.