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; Author: Newton, Alfred; Publication Place: London; Publisher: Adam and Charles Black

; Author: Larsen, A; Publication Place: Copenhagen; Publisher: Library Gyldendal (F. Hegel and Son)

; Author: Butler, Samuel; Publication Place: London; Publisher: Longman, Green, Longman, & Roberts

Notebooks, correspondence, files, descriptions of seedlings, slides, photographs and card indexes, on fruit breeding and genetics (especially apple, also pear, plum, cherry), resistance to scab and mildew in apple, and on Streptocarpus and other ornamental plants.

Descriptions of fruit of individual seedlings and cultivars of apple, pear, plum, cherry and peach, including drawings, section drawings and/or photographs and slides. Score sheets for other characteristics.