The Research and Development (R&D) magazine in the USA runs an annual competition and then honours what it regards as the top 100 developments worldwide in science and engineering. It holds a black-tie dinner in Chicago each year to present the awards. In 1990 the Industrial Materials Processing Electron Linear Accelerator (IMPELA), which was developed at CRNL, received this honour. A framed 24 cm by 30 cm photo showing, L-R; J. Ungrin, T. Rummery, R. Jones (R&D Chairman), J. McKeown, A. Stirling receiving the award.
