1) JF, author of William Wallace... was Sir James Fergusson 8th Baronet, Lord Lieutenant of Ayrshire, author and historian (1904-1973). More of his works can be found on the Sir James Fergusson author page.
2)JF, author of A History of Architecture..., (1808-1896) was a Scottish writer on architecture.
3) JF, author of The Epistles of Paul to the Galatians.... (1621-1667).
4) JF, author of Kandahar Cockney is a British journalist.
5) James Fergusson, bibliographer, fl. 2011 - Every Printed Page ......