Book
The Genesis of Freemasonry
A scholarly account tracing the transition from operative stonemasons' guilds to speculative Freemasonry in Britain.
Where to find it
- Google Books - The Genesis of Freemasonry (Knoop & Jones, Manchester University Press, 1947)
- Google Books - Genesis of Freemasonry (catalog record, Knoop)
- Open Library - Douglas Knoop author record (lists The Genesis of Freemasonry)
- Wikipedia - Douglas Knoop (biographical + bibliographic confirmation)