sentences:  Plummer accepted a National Research Council Postdoctoral Fellowship at the National Bureau of Standards [now called The National Institute of Standards and Technology (NIST)] in the fall of 1967 working with Russ Young, and he stayed as a staff scientist until the fall of 1973.His work included field electron emission and photoemission studies of surfaces.NIST selected his 1969 paper "Resonance Tunneling of Field-Emitted Electrons Through Adsorbates on Metal Surfaces", co-authored with J. W. Gadzuk and R. D. Young, for inclusion in the agency's centennial collection of its top 100 articles of the 20th century.