Description

Lawrence A. Harris holds up an element sample with a pair of tweezers. An electron spectroscopy instrument sits in the foreground.

Original caption 1: "Trend, Small Level Analysis". Original caption 2: "Lawrence A. Harris, Sc.D. '50, sets up a piece of molybdenum for surface analysis by secondary electron spectroscopy. This new method, developed by Dr. Harris, is more sensitive than other techniques now available, and has particular application to analysis of relatively light elements." Used in: Technology Review: October/November 1967, p. 57. Original credit line: General Electric Research & Development Center, RDC 9153.