- A Treatise On The Application Of Analysis To Solid Geometry by Duncan F. Gregory, William Walton, 2010-09-10
- March Anson and Scoot Bailey of the U. S. Navy (Fighters for Freedom Ser.) by Gregory Duncan, 1954-01-01
- Examples Of The Processes Of The Differential And Integral Calculus by Duncan F. Gregory, 2010-09-10
- Dick Donnelly of the Paratroops by Gregory Duncan, 1944-01-01
- A Treatise On The Application Of Analysis To Solid Geometry by Duncan F. Gregory, William Walton, 2010-09-10
- Dick Donnelly of the Paprtroops by Gregory Duncan, 1944
- Examples Of The Processes Of The Differential And Integral Calculus by Duncan F. Gregory, 2010-09-10
- The Mathematical Writings of Duncan Farquharson Gregory, M.a., Late Fellow of Trinity College, Cambridge
- Dollfuss and his times by John Duncan Gregory, 1935
- March Anson and Scott Bailey of the U.S. Navy by Gregory Duncan, 1944
- Vampire Bites Number 1 (Vampire Park) by Duncan, Gregory Miller, 1995
- EVERGREEN REVIEW - Vol. 5, No. 16 - January 1961 by Barney (Editor); William S. Burroughs, Robert Duncan, Gregory Corso, et al (Contributors) ROSSET, 1961-01-01
- An Engineer's Guide to Matlab by Edward B. Magrab, Shapour Azarm, et all 2000-08-11
- Dick Donnely of the Paratroops by Duncan Gregory, 1944
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