http://www.ellisisland.org/search/search_new.asp?
1892
Emily Green aged 28 of Blaina, passed through Ellis Island, New York

http://www.castlegarden.org/

EMILY GREEN DRESSMAKER 28 F 4 Nov 1892
Ship - City of New York from Liverpool

http://www.ellisisland.org/search/search_new.asp?
and Emily J GREEN aged 23 of Blaina

http://www.castlegarden.org/
EMILY J. GREEN SERVANT, GENTLEMAN'S SERVANT 23 F 4 Nov 1892
Ship - City of New York from Liverpool

There are a few John GREEN candidates arriving around 1865 1868 as miners or labourers