The cover on the file records: ''Dr Mueller forwards a/cs for appl August Gibson £3 — | Geo. F. Brewster 10.2/6'.
Please cite as “FVM-60-10-26,” 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