Sytske de Heer, born in Irnsum on May 4, 1867, daughter of Abe Jans de Heer (fisherman) and Antje Theunis Bloemsma, died in Grouw on May 6, 1919, aged 52 years.

Sytske was married in Idaarderadeel on May 16, 1891, at the age of 24 to
Wybe Feenstra (aged 25 years), born in Wartena on March 19, 1866, son of Otte Gerrits Feenstra (barge hand and worker) and Hinke Hinnes de Jong, worker, died after May 27, 1922, aged at least 56 years.

• 1 : Abe Feenstra, born in Grouw on September 19, 1892, died there on September 27, 1892, aged 8 days.
  

• 2 : Hinke Feenstra, born in Grouw on April 15, 1894, died in Leeuwarden on January 4, 1922, aged 27 years.
  

• 3 : Abe Feenstra, born in Grouw on February 20, 1896, worker, worker, melkvervoerder and woodworker, died in Littenseradiel on February 22, 1988, aged 92 years.
  Abe was married in Idaarderadeel on May 27, 1922, at the age of 26 to Wytske de Boer (aged 21 years), born in Warga on January 12, 1901, daughter of Hendrik Jans de Boer (worker) and Anke Sipkes de Boer, maid servant, died in Grouw on October 4, 1957, aged 56 years.
  

• 4 : Otte Feenstra, born in Grouw on February 6, 1899.
  

• 5 : Theunis Feenstra, born in Grouw on May 5, 1902.