Looking for descendents of John Shearer, died 1889, Lingro,Shapinsay. Wife - Mary Drever, sons - John b.c.1872, Thomas b.c. 1874, William b.c. 1876, daughters, Margaret b.c.1881, Robina, b.c.1883, Rachel b.c.1885 appeared in 1891 Shapinsay census living at Newfield cottage, thereafter disappeared. Anyone know what happened to them.