6 An estimate of numbers of Quakers belonging to Derby Meeting (extrapolated from numbers of marriages) was as follows: 1660-69, 216; 1670-79, 446; 1680-89, 533; 1690-99, 573; 1700-1709, 400; 1710-19, 493; 1720-29, 340; 1730-39, 240; 1740-49, 153. Helen Forde, “Derbyshire Quakers, 1650-1761” (thesis, Univ. of Leicester, 1977), 31.
7 J. Gwynn Williams, “The Quakers of Merioneth during the Seventeenth Century, “Journal of the Merioneth Historical and Record Society 8 (1978), 335-36.