Government Gazette, 14th May.
Straits Times Weekly Issue, 20 May 1886, Page 1
. . . . . . A Certirfricate of Naturalization has this day been granted by H.E. the Governor in Council, under the provisions of "The Naturalization Act" (No. VIII of 1867), to Haji Zainal Abeedin Malacca, an inhabitant of Penang.