“ The District Court's judgment was that single-member districting would be 'ideal' for Hinds County. We agree that when district courts are forced to fashion apportionment plans, single-member districts are preferable to large multi-member districts as a general matter. Furthermore, given the census information apparently available and the dispatch with which the applicants devised suggested plans for the District Court, it is our view that, on this record, the District Court had ample time to devise single-member districts for Hinds County prior to the June 4 filing deadline. ”

“ The court expressed some reluctance over use of multi-member districts in counties electing four or more senators or representatives, saying: ' (I) t would be ideal if (such counties) could be divided into districts, for the election of one member (from) the district.' However, in view of the June 4, 1971, deadline for filing notices of candidacy, the court concluded that: ' (W) ith the time left available it is a matter of sheer impossibility to obtain dependable data, population figures, boundary locations, etc. ”