Morgan, G. J. Cataracts of Revival; Foreword by Rev. John Thomas, M. A. London: Marshall, Morgan & Scott, Ltd., circa 1950.
Green cloth with black titles & design, 5 x 7 1/2 inches, former owner's signature on ffep, 89 pp., pencil underlining & marginalia. Good. Hardcover. 
Roberts, Revival Literature: An Annotated Bibliography no. 3759. "A study of the spiritual elements common to all great revivals. The author was himself greatly benefited by the 1904-05 Welsh awakening."
The author was from Wales, a student at Carmarthen College, and ordained over the Baptist Church at Cwmbach in 1930. He emigrated to Australia in 1937, where he became pastor of Albion Baptist Church in Queensland.