Delegates to the 59th Annual Convention of the Internation Order of B'nai B'rith are posed in front of the Guggenheim Pavilion at National Jewish Hospital. The men in suits and the women in dresses and hats are standing and sitting in five rows. Other buildings can be seen in the background. Six men are watching behind a brick wall to the left of the building.The convention was held in Denver in June 1911.