Albert van der Sluis, born in Wonseradeel on January 30, 1845, workman, died in Harlingen on May 19, 1925, aged 80 years.

Albert was married in Wonseradeel on May 21, 1870, at the age of 25 to
Geertje Nadema (aged 20 years), born in Wonseradeel on April 11, 1850, died in Harlingen on August 26, 1929, aged 79 years.

• 1 : Okke van der Sluis, born in Harlingen on May 16, 1872, workman and docker, died in Harlingen on December 27, 1954, buried there, aged 82 years.
  Okke was married in Harlingen on June 4, 1900, at the age of 28 to Antje Tigchelaar (aged 27 years), born in Harlingen on June 16, 1872, daughter of Klaas Tjerks Tigchelaar (stalknecht, pakhuisknecht, farmhand, merchant, workman, worker, bargeman and grain bearer) and Heintje Johannes Leyenaar, died in Harlingen on November 5, 1954, buried there on November 9, 1954, aged 82 years.
  

• 2 : Douwe van der Sluis, born in Harlingen on March 9, 1874.
  

• 3 : Geert van der Sluis, born in Harlingen on April 22, 1876.
  

• 4 : Sjuttje van der Sluis, born in Harlingen on December 16, 1877, died before October 28, 1884, aged at most 6 years.
  

• 5 : Jacob van der Sluis, born in Harlingen on June 30, 1881.
  

• 6 : Sjuttje van der Sluis, born in Harlingen on October 28, 1884.
  

• 7 : Willemke van der Sluis, born in Harlingen on March 21, 1887.
  

• 8 : Jeltje van der Sluis, born in Harlingen on March 20, 1890.