RE: [Demo notebook] QC clinic: photographic evidence and its limits · RWI-05369
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July 16, 2019 at 5:52 am
#43043
CaliberReader 09902
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Case 27 — 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.