Inventors (1204 pages found in this category)


Series of three paintings by John William Waterhouse, reflecting his interpretation of Ophelia, a character from Shakespeare’s Hamlet

Ordish–Lefeuvre system

Early form of suspension bridge design.

Ordsall Hall

Large former manor house in the historic parish of Ordsall, Lancashire, England, now part of the City of Salford, in Greater Manchester.


Technique that makes use of extracts derived from animal or human tissues to treat medical conditions.

Osculum infame

Ritual of a witch paying homage to the Devil by kissing his genitals, anus or feet.

Overtoun Bridge

Bridge over the Overtoun Burn on the western approach road to Overtoun House, near Dumbarton in West Dunbartonshire, Scotland that has attracted international media attention because of the number of dogs that have reportedly leapt from it, often to their deaths after landing on the rocks below.


Old measurement of land, one eighth of a ploughland, the area that could be ploughed by a team of eight ox in one year.

Padiham witch

Convicted witch who escaped the death penalty because she had caused no harm to anyone.

Pail closet

Small outhouse containing a seat underneath which was a bucket into which the user would defecate. The buckets were regularly removed and emptied by the local authority.

Paisley witches

Also known as the Bargarran witches or the Renfrewshire witches, were tried in Paisley, Renfrewshire, central Scotland, in 1697.