1973 Metallurgy. Lives in OH, USA.
1968 Electrical. Lives in CA, USA.
1987 Electrical. Lives in CA, USA.
1970 Metallurgy. Lives in MN, USA.
1970 Metallurgy.
1998 Mechanical. Lives in NJ, USA.
1998 Mechanical.
1966 Mechanical. Lives in MD, USA.
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