The slides show Vero Driffield and family members: a lady with basket; a lady reading; two ladies; a still life of fruit.

Vero Charles Driffield (1848-1915) was an English engineer who with Ferdinand Hurter originated the study of sensitometry. In 1890 they refined their work producing the H&D curve which, for the first time, provided photographers with a scientifically arrived at means of determining photographic exposure.