Michelle - Here is my printout on Mr. McQuillan - it may help:
McQuillan, William. Lived at 79 Sea View Street, Belfast. Occupation - Fireman. 26 years old. (Born in Belfast, Ireland).
He was one of the very few men who made the delivery trip on the Titanic from Belfast to Southampton and also sailed on the maiden voyage. (See the Belfast to Southampton signing on sheets).
(From: Mansion House Titanic Relief Fund Booklet, March 1913)
Number 199. McQuillan, Margaret, widow. Children: Annie and James. All class G dependants.
Body number 183. Estimated age 28 Hardly any hair on head or face. Clothing:- Blue coat and vest, dungaree pants, striped shirt. Effects:- Shaving brush, soap, papers. National Firemans Union Book Number 932. Interred at Fair view Cemetery, Halifax, Nova Scotia.
Has a stone in Fairview Cemetery, Halifax, Nova Scotia, Canada. Titanic section, number 183.
also named on the Belfast City Hall Memorial, Belfast.