In 1968 he designed the first three-dimensional laser sculpture which can be found in Long Beach, California. He did the same type of sculptures nationwide in 25 cities and later on he represented United States at Expo '70 in Osaka, Japan.[2] In 1969, he and his fellow engineers worked at Hewlett-Packard in California where their job was to develop some environmental sculptures. On one such project he erected lasers at the Mount Wilson's observatory and its beam stretched for eight miles toward Caltech. The same year, he also created laser sculptures for the Gulf of Mexico and St. Petersburg, Florida.[1] In 1974 he set up temporary laser installations aiming beams across the Potomac River onto the Kennedy Center in Washington, DC; and down the McKeldin Mall onto the Administration Building at the University of Maryland. In 1976 he created a laser installation for the National Endowment for the Arts at the Kennedy Space Center called Sun Dog and a year later created The One Night Stand, which was his first fireworks installations.[3]
1978–1985
In 1978 he created a collage called Green Air at the Fort Worth Art Museum in Texas and in 1979 he did an installation called Still Green at the Disneyland Hotel.[3] In 1980 he created another sculpture called The Source which was erected in Washington D.C. and the same year looked for approval from Secret Service before he can use argon and krypton lasers over the Lincoln Memorial.[1] In 1985 he constructed two sculptures in Maryland one called Crystal Willow which can be found in Bethesda the other one is called The Vine Covered Passarelle which is located in Reisterstown Plaza Metro Station of Baltimore.[3]