Information from Jenny Smith (nee Bryce) whose late husband, John Monro Menzies, was the grandson of Telitha Carrel (b. 1885), sister of Maud Oliver (nee Carrel).
Joy Nixon (nee Oliver) b. 1925 has date of birth as 26.9.1872, although the month is unclear and not used here.
Joy says Joshua had “No Issue”.