Note 1 — Chapter I · The Fool of the Family (1769–93)
Reading edition
Sir Herbert Maxwell in his “Life of Wellington” (p. 2) suggests that the confusion arose owing to the then comparatively recent alteration of the calendar. Supposing Arthur Wellesley was born on the 1st May (new style), that date would be the 18th April (old style), and the 30th April (old style) the 12th May according to the present way of reckoning.