(1C 
THE AMAZON AND MADEIUA RTS'ERS. 
Imliuns’ “ Hours of Idleness.” These ehavacters were incised on a very 
liard smooth block of 3 feet 4 inches in length, and of 3^ feet in 
height and breadth. It lay at an angle of 45°, only 8 feet above 
Ion' Avater, and close to the water’s edge of the second smaller rapid, 
the Cachoeira do Eibeirao. The transverse section of the chai-aeters 
is not very deep, and their surface is as Avorn as that of the iuscri])tion 
found farther doAvn. In some places they are almost effaced by time, 
I. 
TARVEB FIGTrUES OX 'J’lIE ROCKS OF THE JIADEIRA. 
and are to be seen distinctly only Avith a favourable light. A dark 
broAvn coat of glaze, found cveryAvhere on the surface of the stonojs 
laved at times by the water, covers the block so uniformly, as Avell on 
the concave glyphs as on the parts untouched by instrument, that many 
ages must have lapsed since some patient Indian spent long hours in 
cutting them out with his quartz chisel. As the lines of the inscription 
run almost perfectly horizontally, and as the figures near the Caldcinio 
