Professor and Mrs. Ehrlich arrive from the U.S. (he has cameras etc. strung around his neck .. for identification).Portraits of Mrs. Ehrlich.The portrait and perhaps the two some picture are for Herald Social Michael Symonds is doing a few pars for social

Professor and Mrs. Ehrlich arrive from the U.S. (he has cameras etc. strung around his neck .. for identification).Portraits of Mrs. Ehrlich.The portrait and perhaps the two some picture are for Herald Social Michael Symonds is doing a few pars for social on Mrs. Ehrlich.Portrait of Professor Paul Ehrlich.Professor Paul Ehrlich, Professor of Population biology at Stanford University, California, who is the worlds leading campaigner against the population explosion arrived from the United States with his attractive wife Ann, today, by Air New Zealand for a series of talks on population. August 22, 1971. (Photo by George Lipman/Fairfax Media via Getty Images).