Includes offprints of Bulletin Peak District Mines Historical Society volumes 6/6 and 8/2 on "Wind, Water and Steam Power on Derbyshire Lead Mines" and "The Development of Mining and Drainage in the Wensley, Winster and Elton areas"; an original drawing by Stephen of a mill in Malta drawn from a map; photocopy of "Origin and Development of the Windmill" by N M Ponmomarev in English and Russian); maps of Constantinople and other Turkish mills; photocopy of an article "Heron's Windmill" by A G Drachmann.