79 x 98 mm. A view showing a tree tapped on five consecutive days using the DHS (the Double Half Spiral) system and the 'Funtumia knife'. The second tapping is 1½ inches above and to the right of the first.

79 x 100 mm. A view showing a tree tapped on three consecutive days using the DHS (the Double Half Spiral) system and the 'Funtumia knife'. Photograph probably by Christy.

99 x 74 mm. A view showing Christy writing up his journal seated on the corpse of a bush elephant with tusks weighing 114 and 116 lbs. He records that he was injured by a tree uprooted by this animal in the Wele district.

99 x 74 mm. A view showing Christy writing up his journal seated on the corpse of a bush elephant with tusks weighing 114 and 116 lbs. He records that he was injured by a tree uprooted by this animal in the Wele district.

99 x 74 mm. A view showing Christy writing up his journal seated on the corpse of a bush elephant with tusks weighing 114 and 116 lbs. He records that he was injured by a tree uprooted by this animal in the Wele district.

101 x 81 mm. A view showing the head and tusks of an elephant shot by Christy.

101 x 81 mm. A view showing the head and tusks of an elephant shot by Christy.

101 x 81 mm. A view showing the head and tusks of an elephant shot by Christy.

296 x 88 mm. A panoramic view looking across lawns towards the Bishop's Palace. Photograph presumably by Christy.

Contains 29 pages of detailed case notes for five patients from 1898.

97 x 72 mm. A view of a Funtumia Africana branch at the Botanic Gardens, Victoria, Cameroons, showing leaves and empty seed pods.

85 x 60 mm. A view showing two African porters carrying a shot bushbuck lashed to a pole.

101 x 76 mm. A view showing two Africans standing beside an elephant shot by Christy. In Christy (1924), he states that the tusks weighed between 119 and 120 lbs, but on the back of two copies of this print the figure is given as 97 and 107 lbs. There would appear to be some confusion between this elephant and another featured in this collection.

101 x 76 mm. A view showing two Africans standing beside an elephant shot by Christy. In Christy (1924), he states that the tusks weighed between 119 and 120 lbs, but on the back of two copies of this print the figure is given as 97 and 107 lbs. There would appear to be some confusion between this elephant and another featured in this collection.

101 x 76 mm. A view showing two Africans standing beside an elephant shot by Christy. In Christy (1924), he states that the tusks weighed between 119 and 120 lbs, but on the back of two copies of this print the figure is given as 97 and 107 lbs. There would appear to be some confusion between this elephant and another featured in this collection.

101 x 74 mm. A view showing the campsite at Kikandikila during the first Liverpool School of Tropical Diseases sleeping sickness Expedition to the Congo in 1904. Dr J. Everett Dutton, another member of the expedition, is seated in a campchair in the background.

101 x 74 mm. A view showing the campsite at Kikandikila during the first Liverpool School of Tropical Diseases sleeping sickness Expedition to the Congo in 1904. Dr J. Everett Dutton, another member of the expedition, is seated in a campchair in the background.

101 x 74 mm. A view showing the campsite at Kikandikila during the first Liverpool School of Tropical Diseases sleeping sickness Expedition to the Congo in 1904. Dr J. Everett Dutton, another member of the expedition, is seated in a campchair in the background.

100 x 76 mm. A view showing the campsite at Kikandikila during the first Liverpool School of Tropical Diseases sleeping sickness Expedition to the Congo in 1904. Dr J. Everett Dutton, another member of the expedition, is seated in a campchair in the background.

100 x 76 mm. A view showing the campsite at Kikandikila during the first Liverpool School of Tropical Diseases sleeping sickness Expedition to the Congo in 1904. Dr J. Everett Dutton, another member of the expedition, is seated in a campchair in the background.

Notebook (36 pages) describing some of the fish collected, the locations where they were found, and how they were packed for transportation.

Copies of letters (102 leaves) written by Christy while conducting research into zoology and rubber cultivation in the Congo for the Belgian Government. An alphabetical index of recipients is included.

Copies of letters (circa 100 leaves) written by Christy while conducting research into zoology and rubber cultivation in the Congo for the Belgian Government. An alphabetical index of recipients is included.

Copies of letters (circa 100 leaves) written by Christy while conducting research into zoology and rubber cultivation in the Congo for the Belgian Government. An alphabetical index of recipients is included.