viz: The Mague, Angico, Peroba, Guatambt, Peito de pomba, 
Tapinhoan, Sucupira, Barbatiméo, Capechenguy, &c. 
The specific weights of the various varieties are determined 
in kilogrammes per cubic metre, and the co-efficients of resist- 
ance to crushing and flexion, or bending, are given in kilogrammes 
per square centimetre. 
The botanical classification has been made by the eminent 
Brazilian botanist, Barboza Rodrigues and other capable scientists, 
so insuring accuracy. : 
All the information supplied concerning the various uses and 
applications was carefully compiled by the Author of this Summary. 
The Author gratefully acknowledges the learned and valuable 
assistance of: 
Drs. Loefgren and Edwall, of the Geological and Geograph- 
ical Department of the State. 
Dr. Jose Reboucas, Engineer. 
Dr. Theodoro Sampaio, Engineer. 
Dr. Cornelio Schmidt, of the Geographical Department of 
the State. 
Dr. Ascendino Reis, Professor of the State Normal College. 
Dr. Barboza Rodrigues, ex-Director of the Botanical Garden 
of Rio de Janeiro. 
(BLESSES 
