Cairns, John. Unbelief in the Eighteenth Century as contrasted with its earlier and later History: Being the Cunningham Lectures for 1880. Edinburgh: Adam and Charles Black, 1881. First Edition. 
Russet publisher's cloth, 23 cm (9 x 6 inches), (x), 309 clean pp., tight. Very good. Hardcover.
The author was Principal and Professor of Systematic Theology and Apologetics in the United Presbyterian College, Edinburgh, at the time he delivered these lectures. After giving a brief history of unbelief, he concentrates on English Deism, the French Encyclopedists, German Rationalists, and the writers Strass, Rénan, and Mill.