Obit Pieter Sterkenburg. Telegraaf, Dec 3, 1917, pg. 4 (Translation: Friday 30 November my beloved son Pieter Sterkenburg passed away after a long and painfull illness of 10 weeks in the Pennsylvania Hospital in Philadelphia, at the age of 29, leaving a widow and 2 young children. Burial was Monday 3 December in Northwood Cemetery in Philadelphia (Signed, see scan)

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