Each row a field; each column a specimen. Rows where every specimen agrees are tinted — the rest of the table is where the differences live.
No specimens in the flight yet.
Open a pen, paper, or ink and use Add to compare.
A flight is one type at a time.
Pen and paper cannot be compared row-by-row.
Highlighted rows — every specimen agrees within tolerance. ▲ — leads on that row
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