Maybe it expressed a sergeant’s snark toward the officer corps. Or a budding scientist’s thrill at a big find. Either way, the hand-lettered label that future Bates professor William H. Sawyer Jr.

A NEW method of providing dyes for some of the commoner staining procedures has been developed and tested. A small volume of the required dye solution is prepared according to the appropriate formula.

Researchers are studying some common soil bacteria that "inhale" toxic metals and "exhale" them in a non-toxic form. The bacteria might one day be used to clean up toxic chemicals left over from ...