Take another look at the abacus to see how useful it is. Each row represents a successively higher counting group, or register, by 10 times. Thus, with only 6 rows you can count to one million (actually, up to 999,999, which is 1 short of one million).

a radiant face

The cinnabaric rock in this mine was mostly composed of upper lias jaspers (phthanites), siliceous rock par excellence.

If our public schools fail to furnish an education fully as good as can be obtained in private schools, intelligent, conscientious, and well-to-do parents will withdraw their children.