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19021

As stated in the article, nitric oxide is a recognized and commonly monitored pollutant. It would be of interest to see the incidence of sickle-cell disease plotted against NO pollution levels for similar populations. Sufficient data are probably already available. Ken MartwickFall Creek, Ore.

19078

I was saddened to see that water conservation received such short shrift in this article. The easiest, cheapest way to conserve water supplies is simply not to use them. Instead of figuring out how to put blankets on snowdrifts, why not just focus on turning off the tap while brushing your teeth or shaving? Alan […]

From the July 16, 1932, issue

CANADIAN RESEARCH BUILDING READY FOR USE AT OTTAWA “In time of war, prepare for peace” is an adage worthy of being followed in economic conflict such as now grips the world.