13 October 1886
[re samples of Tripolite]
Please cite as “FVM-86-10-13,” in Correspondence of Ferdinand von Mueller, edited by R.W. Home, Thomas A. Darragh, A.M. Lucas, Sara Maroske, D.M. Sinkora†, J.H. Voigt† and Monika Wells accessed on 29 March 2024, https://epsilon.ac.uk/view/vonmueller/letters/86-10-13