FEDERAL PALACE, WHERE THE SECOND PAN-AMERICAN CONGRESS WAS HELD IN THE

CITY OF MEXICO. (Courtesy of the Pan-American Union).

MONROE PALACE, WHERE THE THIRD PAN-AMERICAN CONFERENCE WAS HELD IN RIO

DE JANEIRO. (Courtesy of the Pan-American Union).

ARRIVAL OF SECRETARY ROOT AT RIO DE JANEIRO. (Courtesy of the

Pan-American Union).

THE BUREAU OF THE PAN-AMERICAN REPUBLICS. (Photograph by Clinedinst).

GRIZZLY GIANT, MARIPOSA GROVE, CALIFORNIA, WITH A SQUAD OF CAVALRY AT

ITS BASE.

BIG TREE "WAWONA," SHOWING THE RELATIVE SIZE OF OTHER CONIFERS COMPARED