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DIAGRAM IV.
Comparison of Scotland and Ireland as regards their Death-rates from Small-pox and two Zymotics (Measles and Scarlet-fever).
From Tables given in the Roy. Comm. Final Report.
(See pages 35, 37, 42, and 44.)
Solid lines. Small-pox (shaded for distinctness).
Dotted lines. Two Zymotics.
Both per million living.
