Grouping on Wall of the Polio Hall of Fame, from left to right: Dr. Karl Landsteiner, Dr.^
Thomas M. Rivers, Dr. Charles Armstrong and Dr. John R. Paul. Courtesy of Mary
Emma Armstrong.
Left: Standing left to right under busts including Armstrong’s: Mr^ s. Charles Armstrong,^
Dr. Armstrong, Mary Emma Armstrong and Mrs. Edmond Amateis, wife of the artist.
Right: Mr. and Mrs. Edmond Amateis standing under the busts of Dr. Thomas M.
Rivers and Dr. Charles Armstrong. Courtesy of Mary Emma Armstrong.