Henry Spelman

1564? – 1641

• The Original, Growth, Propagation and Condition of Feuds and Tenures by Knight-Service in England

References:

• J.G.A. Pocock, The Ancient Constitution and the Feudal Law: A Study of English Historical Thought in the Seventeenth Century, (1987).
• Maurice Powicke, "Sir Henry Spelman and the Concilia," Raleigh Lecture on History, Proceedings of the British Academy, (1930).