which ambassador served after 1980?
harry g. barnes, jr., john gunther dean, john r. hubbard, william clark, jr., thomas r. pickering, frank g. wisner, richard frank celeste, robert blackwill, david campbell mulford, timothy j. roemer, albert peter burleigh, nancy jo powell
of those ambassadors, which served more than three years?
harry g. barnes, jr., richard frank celeste, david campbell mulford
of those ambassadors, which lived on the east coast?
harry g. barnes, jr.