1971 CALVIN GRAD: "Grand Rapids native helped send probe to Pluto"

"That engineer is a 1971 Calvin College grad and "one
of the youngsters who helped build the [James C.
Veen] observatory in Lowell, and worked at the
planetarium for a number of years," DeBruyn said.
"Thomas E. Strikwerda is an engineer for Johns Hopkins..."

http://www.wzzm13.com/story/news/local/metro/2015/07/15/grand-rapids-native-on-team-that-helped-get-probe-to-pluto/30208323/