Upwards of 14,000 of the metropolitan Volunteers were under arms last Saturday, the work principally engaged in being a review in combination with some of the household troops in Hyde Park, the annual Government inspection of nine regiments, the annual brigade drill of the London, Middlesex, and Tower Hamlets Engineers, and the encampment at Wimbledon of the London Scottish Rifles.
Source: The Illustrated London News, July 8, 1882, p.42