Ottawa directories online

There have been some additions to the Ottawa city directories available free online since I last looked in April 2011. There's a mixture of LAC and Internet Archive sources in this overview list.
1862, 1863, 1864-65, 1866-67, 1868, 1869-70, 1870-71, 1872-73, 1873-74, 1874-75, 1875, 1881, 1882, 1883, 1884, 1885, 1886, 1887, 1888-89, 1889-90, 1890-91, 1891-92, 1893-94, 1895-96, 1896-97, 1897-98, 1898-99, 1899, 1901, 1909, 1911, 1912, 1913, 1914,  1915, 1916, 1923. 


A couple of Sons of England directories may be of interest:
1898, 1899 


Also the Ottawa Club
1888

and Freemasons
1868