Minor Planet Observations [690 Lowell Observatory] Newman, K. A. ; Tombaugh, C. W. ; Giclas, H. L. ; Schaldach, R. D. ; Bus, S. J. ; Bowell, E. L. G. Abstract Publication: Minor Planet Circulars Pub Date: December 1985 Bibcode: 1985MPC..10283...2N