Electro-optics/Laser 78 Conference and Exposition Electro-Optics/Laser 77 Conference and Exposition Electro-Optics/Laser Conference and Exposition,Anaheim,1977. Electron-Optics/Laser Conference and Exposition,Boston,1978. 1976 Control of Power Systems Conference and Exposition 1977 Control of Power Systems Conference and Exposition 1979 Control of Power Systems Conference and Exposition 1980 Control of Power Systems Conference and Exposition Electro-Optics/Laser 80 Conference & Exposition(1980:Boston,Mass.) Powder Metallurgy Conference and Exhibition