First and only edition, in Portuguese, of a manual on the cultivation of mulberry trees for the purpose breeding silkworms, in order to encourage silk production in Portugal. It was published during a period of economic reforms instituted by the Marquês de Pombal, to whom this work is dedicated, aimed at the encouragement of Portuguese manufacturers, especially of luxury goods, in order to reduce the export of capital.
Internally in very good condition, only a few small spots. Binding damaged, most of the spine gone, part of the marbled paper covering the boards torn off. Innocêncio VII, p. 375.