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Halbert L. Dunn, second row left, and Stuart A. Rice, back, attend the Second Executive Meeting of the Inter-American Statistical Institute in Rio de Janeiro, Brazil. Others are unidentified.

Stuart A. Rice, third from left, Halbert L. Dunn, fourth from left, and other unidentified men attend the Second Executive Meeting of the Inter-American Statistical Institute in Rio de Janeiro, Brazil.

Stuart A. Rice, third from left on front row, and Halbert L. Dunn, fourth from left on front row, attend the Second Executive Meeting of the Inter-American Statistical Institute in Rio de Janeiro, in Brazil. Others are unidentified.