Experimental tapping of hevea rubber trees at bayeux, haiti, 1924-25
Polhamus, Loren G.
Experimental tapping of hevea rubber trees at bayeux, haiti, 1924-25 - Washington 1928 - 1-32 p. - United States Department of A .
Experimental tapping of hevea rubber trees at bayeux, haiti, 1924-25 - Washington 1928 - 1-32 p. - United States Department of A .