THOMAS R COSTER b. 1843 Marton, Buckinghamshire
married Harriet Elizabeth Rixon

Their children were all born in Uxbridge:
Louisa Emma Coster b. 1868
Thomas W Coster b. 1870 married Edith M (Maud?)
They had twins Alice Maud Coster & Florence Edith Coster in 1900

Harriet Elizabeth Coster b.1871 married George Thomas Eggleton
son, Stanley Victor Eggleton b. 1901

Please get in touch if you have come across any of these names.