Specimen of om'whongo tree bark from Angola, 1930-1937 Specimen of om'whongo tree bark from Angola 1930-1937
Two pieces of thick red bark, dat-ta-ge in vernacular, from Burma, 1904 Two pieces of thick red bark 1904
Piece of brown nodule-like bark, nga-byai-zin in vernacular, from Burma, 1909 Piece of brown nodule-like bark 1909
Pieces of fibrous bark, twi osutan, remedy for rheumatic bone pain in sickle cell anaemias, now in polythene bag, possibly from Africa, 1871-1950 Pieces of fibrous bark 1871-1950
Section of bark, covered by hexagonal excresences, of unknown provenance, 1830-1920 Section of bark 1830-1920
2 strips of pinkish bark in brown envelope, presented by the Field Museum of Chicago, possibly from Afghanistan 1900-1930 2 strips of pinkish bark in brown envelope 1900-1930
Bark of simaruba tree, prepared by British Drug Houses, Ltd., London, English 1870-1930 Bark of simaruba tree 1870-1930
Specimen of musamba wood from Angola, 1930-1937 Specimen of musamba wood from Angola, 1930-1937 1930-1937
Bark, fragment, native medicine, from Northern Rhodesia, 1910-1930 Bark, fragment, native medicine 1910-1930
Two small pieces of bark, one wood-backed, native medicine, Northern Rhodesia, 1910-1930 Two small pieces of bark 1910-1930
Short section of winter bark, used by Napuche Indians, South American, 1860-1920 Short section of winter bark 1860-1920
3 pieces of bark, nkasa, used powdered in form of pills to determine cases of witchcraft, poisonous, from Portuguese Congo, 1871 to 1938 3 pieces of bark 1871-1938
Specimen of dried bark, called omuhanguti whenana, Angolan, 1930-1937 Specimen of dried bark 1930-1937
Pieces of bark, provenance unknown, 1850-1930 Pieces of bark, provenance unknown, 1850-1930 1850-1930
9 small pieces of bark of cascara from north-west States of North America, used as a laxative drug, 1830-1920 9 small pieces of bark of cascara from north-west States of North America 1830-1920
Pieces of red fibrous bark, "twi klintlinkunu", remedy for ailments in pregnancy, possibly from Africa, 1871 to 1950 Pieces of red fibrous bark 1871-1950
Specimen of cinnamon bark from Angola, 1930-1937 Specimen of cinnamon bark from Angola, 1930-1937 1930-1937
Two strips of bark, one length of twig, native medicine, Northern Rhodesia, 1910-1930 Two strips of bark 1910-1930
Small pieces of bark (ombada), Dombondola tribe, Angola, 1900-1930 Small pieces of bark (ombada) 1900-1930
Strips of bark, "kusari begal", Indian, 1851-1930 Strips of bark, "kusari begal", Indian, 1851-1930 1851-1930
Pieces of shrivelled dried bark(?) or peel(?), fragrant, "amchura sabat", Indian, 1851-1930 Pieces of shrivelled dried bark(?) or peel(?), fra 1851-1930
Specimen of dried bark called endombo luvando, from Angola, 1930-1937 Specimen of dried bark called endombo luvando 1930-1937
Tube of bark filled with resin, used to treat colds, from Arcadia, Greek 1850-1930 Tube of bark filled with resin 1850-1930
Piece of aromatic bark, with sisal loop for suspension, used and collected by Macoa Indians, Venezuela, South American, 1851 to 1937 Piece of aromatic bark 1851-1937
Two piece of yellow cinchona bark, used by the Napuche Indians, South Americam, 1860-1915 Two piece of yellow cinchona bark 1860-1915
Bracket fungus and supporting piece of tree trunk, Chinese(?) Bracket fungus and supporting piece of tree trunk 1830-1920