- 1Catalogue of contributions transmitted from British Guiana, to the Paris Universal Exhibition of 1867
London: Stanford 1867; XCVI, 45 S.
British Guiana - 2William Walker
Catalogue of contributions transmitted from British Guiana to the Paris universal exhibition of 1878
London: Edward Stanford 1878; 24 Seiten
Weltausstellung (1878 : Paris); British Guiana