Lindsay, Robert Bruce, 1900- Lindsay, Robert Bruce, 1900- Concepts and methods of theoretical physics. - New York, Dover Publications [1969, c1951] Title on spine: Theoretical physics. ISBN: 0486623548 LCCN: 70093198 Subjects--Topical Terms: Mathematical physics. LC Class. No.: QC20 / .L5 1969 Dewey Class. No.: 530.15