Mariner 6 and 7 Television Pictures: Preliminary Analysis Leighton, R. B. ; Horowitz, N. H. ; Murray, B. C. ; Sharp, R. P. ; Herriman, A. H. ; Young, A. T. ; Smith, B. A. ; Davies, M. E. ; Leovy, C. B. Abstract Publication: Planetary Atmospheres Pub Date: 1971 Bibcode: 1971IAUS...40..259L