Did you mean: Clarke, Hans Thacher. Clarke,Keith C. Clarke, Alan (Alan R.) Clarke, Susanna. Annez, Patricia Clarke. Arthur C Clarke Joseph Clarke Clarke, Kenneth K. Johnson, Nathan Clarke Clarke, J. L Clarke, Francis Coningsby Hannam Clarke, F.C.H Hans Thacher Clarke Hans Thacher Clarke Hans Thacher Clarke Hans Thacher Clarke Clarke, R. J CLARKE, C CLARKE, L,DAVIDSON, R. L Clarke, Bill