Moore, A. Rubber-growing, elementary principles and practice - (s.l. : s.e.), (s.a.) - 82 p. : ilus - Planting manual ; 7 . - Planting manual ; 7 . Copia fotográfica LCCN: 39660 Subjects--Topical Terms: Caucho.Hevea. Dewey Class. No.: 633.895 / M66