Two pieces of thick red bark
1904
Specimen of om'whongo tree bark from Angola
1930-1937
Bark fragments
1910-1930
Two specimens of saneoephalus esculentis bark used in making arrow poison
1900-1930
Section of bark
1830-1920
Sassy bark
1851-1930
9 small pieces of bark of cascara from north-west States of North America
1830-1920
Pieces of unidentified bark
1850-1930
Pieces of bark, provenance unknown, 1850-1930
1850-1930
3 pieces of bark
1871-1938
2 strips of pinkish bark in brown envelope
1900-1930
Short section of winter bark
1860-1920
Three sections of mossy bark
1851-1930
Specimen of erythrophyllum guinieuse bark
1830-1930
4 pieces of mangrove bark
1851-1930
Bark, fragment, native medicine
1910-1930
Bark of saiu-na-baio, from Burma, 1909
1909
Bark of kaut-ko from Burma, 1909
1909
Bark (?), granules and powder, from Burma, 1904
1904
Pieces of tubular dried bark
1851-1930
Specimen of dried bark
1930-1937
Piece of folded bark
1910-1930
Specimen of bark
1840-1930
Two small pieces of bark
1910-1930
Piece of brown nodule-like bark
1909
Pieces of fibrous bark
1871-1950
Specimen of musamba wood from Angola, 1930-1937
1930-1937
Specimen of omowa bark
1930-1937
Piece of unidentified stem with peeling bark
1851-1930
Piece of stem with attached bark
1851-1930
Bark of simaruba tree
1870-1930
Specimen of dried cinnamon bark
1900-1940
Specimen of dried bark called endombo luvando
1930-1937
Two strips of bark
1910-1930
Bark(?) of sandagu from Burma, 1904
1904
Piece of unidentified bark
1850-1930
Specimen of bark of mukwa tree
1930-1937
Specimen of cinnamon bark from Angola, 1930-1937
1930-1937
Piece of bark
1904
Piece of bark, from Burma, 1904-1909
1904-1909
Piece of bark
1908
Pieces of shrivelled dried bark(?) or peel(?), fra
1851-1930
Glass jar, contains bark, provenance unknown
1900-1930
Piece of aromatic bark
1851-1937
Small pieces of bark (ombada)
1900-1930
Two piece of yellow cinchona bark
1860-1915
Bracket fungus and supporting piece of tree trunk
1830-1920
7 rolled and dried strips of cinchona bark
1880-1920
Pieces of bark peel
1908