Flora Malesiana Bulletin , Volume 13 - Issue 1 p. 549- 553
Mr A.G.L. Adelbert, curator of the Botanic Garden ’Setia Mulia’ W. Sumatra, went on leave end 1956; he will not return. Mr T. van Kregten, curator of the same garden came on leave March 1957. Mr A.G. Alphonso, Horticultural Assistant, Singapore Botanic Gardens, returned to Singapore in December, 1956, after a two years’ study course at the Royal Botanic Gardens, Kew, where he obtained the Kew Diploma.
|Flora Malesiana Bulletin|
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NN, . (1957). Personal news. Flora Malesiana Bulletin, 13(1), 549–553.