Negatives are contained in small labelled envelopes, for various windmills in Northamptonshire, Rutland and Lincolnshire. Some envelopes are dated, presumably with the date of Smith's visit.

Contains black and white prints of various windmills in Northants and Rutland, including Hellidon, Bkalesley, Sulgrave, Eastern on the Hill, Tansor, Ketton, Eye, Silverstone and Barnack.