• GB-3, Ben Davis injured by Bordeaux mixture 

        Contributor:Unknown
        Date:1901-12
        Ben Davis injured by Bordeaux mixture. From Dr. Pean [sp?], Canon City, Colorado. December 1901.
      • GB-5, Cherry trees in full bloom at foot of Remington Street, Fort Collins, Colorado 

        Contributor:Paddock, Wendell, 1866-
        Date:1902-05-08
        Cherry trees in full bloom at foot of Remington Street, Fort Collins, Colorado. Protected on the west. These trees seldom fail to produce a good crop. This variety has not been a success in the open orchard in this vicinity. ...
      • GB-6, Peach trees 

        Contributor:Unknown
        Date:1902-09-20
        Peach trees. C. Ryckard, Canon City. View in young orchard. September 20, 1902.
      • GB-8, Peach trees 

        Contributor:Unknown
        Date:1902-09-20
        Peach trees. Three-year-olds that have been laid down. The same row is shown in another negative taken April 25, 190[?]. Orchard J. J. Lewis, Canon City. September 20, 1902.
      • GB-2, Apple inoculated 

        Contributor:Unknown
        Date:1903-07-09
        Apple inoculated. June 30, 1903, 2 a.m. Diseased tissue taken from a blighting apricot fruit. Apricot from J. J. Theobold Hotchkins, Colorado. Produced a case of typical pear blight. Photograph July 9, 1903.
      • GB-21, Jonathan tree in the Marchant which was not thinned 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1903-10-03
        October 3, 1903. Showing Jonathan tree in the Marchant which was not thinned. This tree stands east of no. 3 according to my plot of thinning. Shows twenty boxes as filled by the pickers which will pack out about (16) ...
      • GB-20, Opuntia humifusa 

        Contributor:Unknown
        Date:1905
        Opuntia humifusa. Fruit and stem. Fort Collins. 1905.
      • GB-200, Chrysanthemum grown in greenhouse 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1905
        Chrysanthemum grown in greenhouse. 1905. O. B. Whipple
      • GB-14, Pea cross 

        Contributor:Paddock, Wendell, 1866-
        Date:1905-09
        Pea cross. 900 to 1 x extra early. One plant of resulting cross produced five pods much smaller than any of the rest as shown in picture. September, 1905. W. P.
      • GB-12, Tilia americana, leaf and fruit 

        Contributor:Longyear, Burton O. (Burton Orange), 1868-1969
        Date:1905-09-25
        Tilia americana, leaf and fruit. C. A. C. [Colorado Agricultural College] September 25, 1905. B. O. L.
      • GB-57, Tendency of crown gall to either appear at the union or at the tip of the piece root used in grafting 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1906-04-12
        Western slope fruit investigations. April 12, 1906. Photograph showing the tendency of crown gall to either appear at the union or at the tip of the piece root used in grafting. O. B. W.
      • GB-157, Top marked tree in the orchard of Mr. Wm. Baumgardner, Grand Junction, Arkansas Black upon snow 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1906-04-13
        Western slope fruit investigations. In leaf August 16, 1906. April 13, 1906. Showing top marked tree in the orchard of Mr. Wm. Baumgardner, Grand Junction. Arkansas Black upon snow. Whole top cut off at time of grafting. ...
      • GB-49 and GB-50, Orchard of Mr. Baumgardner showing his method of cutting back large trees 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1906-04-13
        Western slope fruit investigations. Views in the orchard of Mr. Baumgardner showing his method of cutting back large trees. He said they were getting too high for him, that he could not reach the top in spraying, or pick ...
      • GB-51, Orchard being set by S. T. Smith 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1906-04-14
        Western slope fruit investigations. O. B. W. Photograph April 14, 1906. View of orchard being set by S. T. Smith. Showing cross method of furrowing settling trees in the crosses with little digging and running water in the ...
      • GB-159, Top working in the orchard of H. V. Smith 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1906-04-14
        Western slope fruit investigations. Photograph April 14, 1906. Showing method of top working in the orchard of H. V. Smith. Straight out on 1st Street road. O. B. W. Not only too severe but too many stubs worked.
      • GB-39, Kieffer pear tree in the orchard of Beal and Kraft 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1906-04-14
        Western slope fruit investigations. a. Kieffer pear tree in the orchard of Beal and Kraft. Photograph taken on April 14, 1906, to show the condition of the tree at time of first spraying for alternaria. b. Photograph of ...
      • GB-47, Fruita Fruit and Produce Association 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1906-04-17
        Western slope fruit investigations. April 17, 1906. Fruita Fruit and Produce Association. Taylor and Whipple.
      • GB-151, Maiden Blush apples worked over to Jonathan, Anjou pears in full bloom in the background 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1906-04-23
        Western slope fruit investigations. April 23, 1906. Showing row of Maiden Blush apples worked over to Jonathan. Anjou pears in full bloom in the background. O. B. W.
      • GB-56, Orchard of Mr. Baumgardner showing his method of heading in large Ben Davis apple trees 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1906-04-23
        Western slope fruit investigations. April 23, 1906. Photograph in orchard of Mr. Baumgardner showing his method of heading in large Ben Davis apple trees. O. B. W.
      • GB-29, Pear tree top worked in Mr. F. J. Vaught showing method in which the whole top is removed 

        Contributor:Whipple, Orville B. (Orville Blaine), 1879-
        Date:1906-04-25
        Western slope fruit investigations. April 25, 1906. Pear tree top worked in Mr. F. J. Vaught showing method in which the whole top is removed. O. B. W.