Small Farmer's Journal

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Allis Chalmers Co.

Disc Harrow Requirements

Disc Harrow Requirements

from issue:

One of the most important requirements is disc blade concavity, that is, correct concavity. Further along we set forth the purposes of disc concavity. We feel it is important enough to devote the extra time and words in a discussion of the subject, because seldom is disc concavity talked about, and very few know that there is difference enough to cause good and bad work.

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