Hielke Boonstra, born in Harlingen on March 31, 1905, son of Sije Boonstra (bloatercurer, dock hand, docker and transport worker) and Grietje Tigchelaar (maid servant), fish curer and longshoreman, died in Leeuwarden on January 11, 1968, aged 62 years.

Hielke was married in Harlingen on May 16, 1929, at the age of 24 to
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