Actually, there is a large number of scholars who take an early date. The full article is at this link:
http://livingthequestion.org/revelation/
A short of example of the long list is below:
• Jay E. Adams, The Time Is at Hand (Philipsburg: 1966).
• D.E. Aune, Revelation 1—5 (WBC, 52A; Nashville: 1997) ; Revelation 6—16 (WBC, 52B; Nashville: 1998a) ; Revelation 17—22 (WBC, 52C; Nashville: 1998b).
• Greg L. Bahnsen, Victory in Jesus: The Bright Hope of Postmillennialism (1999).
• Joseph R. Balyeat, Babylon – The Great City of Revelation (1991).
• Arthur Stapylton Barnes, Christianity at Rome in the Apostolic Age (Westport: 1938), pp. 159ff.
• R. Bauckham, The Climax of Prophecy: Studies on the Book of Revelation (Edinburgh: 1993).
• W. Bauer, W.F. Arndt and F.W. Gingrich, A Greek—English Lexicon of the New Testament and Other Early Christian Literature (1979).
• Ulrich R. Beeson, The Revelation (1956 PDF).
• Albert A. Bell, Jr., “The Date of John’s Apocalypse. The Evidence of Some Roman Historians Reconsidered,” New Testament Studies 25 (1979): 93-102
• Charles Bigg, The Origins of Christianity, ed. by T. B. Strong (Oxford: 1909), pp. 30,48.
• F.F. Bruce, New Testament History (Garden City: 1969), p.411.
• Rudolf Bultmann (1976).
• R. Carré, `Othon et Vitellius, deux nouveaux Néron?’, in J.-M. Croisille, R. Martin and Y. Perrin (eds.), Neronia V. Néron: histoire et légende (Collection Latomus, 247; Brussels: 1999): 152-81.
• David Chilton, Paradise Restored (Tyler, TX: 1985); and The Days of Vengeance (Ft. Worth, TX: 1987).
• William Newton Clarke, An Outline of Christian Theology (New York: 1903).
• Adela Yarbro Collins, The Combat Myth in the Book of Revelation (Harvard Theological Review; Harvard Dissertations in Religion, 9; (Missoula: 1976) ; Crisis and Catharsis: The Power of the Apocalypse (Philadelphia: 1984).
I’ll have to look into that list. My suspicion, though, is that they are going to turn out to be preterists with an agenda to advance preterism, rather than scholars engaging in an objective study of the evidence.