Spectral lines: Midyear report

Articles you liked. During the past 12 months, readers have “voted” for Spectrum articles of top interest (some 57 000 votes altogether), using the Reader Service Cards inside the back cover. The top-rated articles in each issue were: • Nuclear power plant safety (May 1976) • The explosion at 27 MHz (May 1976) • The Vikings are coming (June 1976) • In support of megastructures (July 1976) • The citizen-city interface (July 1976) • The genesis of the integrated circuit (August 1976) • Where there's smoke… (August 1976)