Timeline Chart

Male  Ir Johan Willem Theodoor "John" van Erp
Female  Ymke Marlena "Ymkje" Trap, kinderarts ‏( Dr)‏
1899--
1900--
1904--
1908--
1912--
1916--
1920--
1924--
1928--
1932--
1936--
1940--
1944--
1948--
1952--
1956--
1960--
1964--
1968--
1972--
1976--
1980--
1984--
1988--
1992--
1996--
1997--
Birth -- 6 June 1904 30 23 Magelang ‏(NOI/Indonesie)‏
Birth -- 27 March 1911 Amsterdam
Civil Marriage -- 5 February 1952 ‏(Husband's age 47,‏ Wife's age 40) Haarlem Johan Willem Theodoor "John" van Erp + Ymke Marlena "Ymkje" Trap, kinderarts ( Dr)
Death -- 20 February 1980 ‏(Age 75)‏ Cleveland ‏(Ohio)‏ Usa
Death -- 3 April 1992 ‏(Age 81)‏ Boston ‏(Amerika)‏