Guatemala: c. 1905–1908. Forty-eight photographs measuring 3 ¼ x 4 inches, mounted on heavy cardboard measuring 4 ¾ x 5 ¾ inches. Most photographs captioned recto, mainly on negative, with some captions verso. Many stamped verso with “Photo by W. A. Kellerman”. William Ashbrook Kellerman (1850–1908) was an American botanist.....