Giftige of ziekteverspreidende geleedpotigen van Kongo. 5 : De mug van de malaria : Anopheles gambiae (Giles) / Liebig's Extract of Meat Company.

Number five of six from the 'Harmful Insects of the Congo' series of trade cards issued by Liebig's Extract of Meat Company in 1956. The front has chromolithographs of four men fishing in a river or lake, and the mosquito species Anopheles gambiae. The reverse has an advertisment for Leibig seasonings, and information about the ecology of Anopheles gambiae.