John Percival Droop was a British

Great Britain

Great Britain or Britain is an island situated to the northwest of Continental Europe. It is the ninth largest island in the world, and the largest European island, as well as the largest of the British Isles...

 classical archaeologist

Classical archaeology

Classical archaeology is the archaeological investigation of the great Mediterranean civilizations of Ancient Greece and Ancient Rome. Nineteenth century archaeologists such as Heinrich Schliemann were drawn to study the societies they had read about in Latin and Greek texts...

. He served as the professor of classical archaeology at the University of Liverpool

University of Liverpool

The University of Liverpool is a teaching and research university in the city of Liverpool, England. It is a member of the Russell Group of large research-intensive universities and the N8 Group for research collaboration. Founded in 1881 , it is also one of the six original "red brick" civic...

 from 1921 to 1948. Afterwards, he examined and analyzed an Ancient Greek

Ancient Greek

Ancient Greek is the stage of the Greek language in the periods spanning the times c. 9th–6th centuries BC, , c. 5th–4th centuries BC , and the c. 3rd century BC – 6th century AD of ancient Greece and the ancient world; being predated in the 2nd millennium BC by Mycenaean Greek...

 bowl

Bowl (vessel)

A bowl is a common open-top container used in many cultures to serve food, and is also used for drinking and storing other items. They are typically small and shallow, although some, such as punch bowls and salad bowls, are larger and often intended to serve many people.Bowls have existed for...

 form, dating from the 5th century BC, which later became known as Droop cups.

He was the son of Henry Richmond Droop

Henry Richmond Droop

Henry Richmond Droop * was an English mathematician. He is widely credited with devising the Droop quota that is used today in the common voting system known as the Single Transferable Vote. He also may have been the first to write down what later became known as Duverger's Law, in 1869.He married...

(1832–1884), the mathematician, and Clara Baily (ca. 1841 - September 7, 1921).

Works

• "The dates of the vases called 'Cyrenaic", Journal of Hellenic Studies 30, 1910, pp1–34.
• "Two Cyrenaic Kylikes", Journal of Hellenic Studies 28, 1908, pp175–179.
• "Droop Cups and the Dating of Laconian Pottery", Journal of Hellenic Studies 52, 1932, pp303–304.