WA
Willem Jilts Akkerman
1836–1888·Marum, Groningen, Nederland
WB
Wilhelm Boissevain
1880–1945·Amusuterudamu
HG
Hillebrand Roelf Barteld Groenewold
1895–1945·フローニンゲン
HS
Hein Sietsma
1919–1945·Marum
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Ebele Talstra
1920–1987·Marum
JS
Johan Sterenberg
1920–2002·Sint Annen
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Renze de Vries
1930–2012·Marum
EW
Egge Wieringa
1933–2020·Marum