Mackay's Montreal directory [microform] : new edition, corrected in May & June, 1861-62 : containing an alphabetical directory of the citizens generally with a directory to the insurance companies, banks, national and benevolent socities [sic] and institutions, and to all public offices, churches, &c., in Montreal; and a classified business directory, in which the names of subscribers arc [sic] arranged under their proper business heads; accompanied by a guide to the streets of the city of Montreal