April 4 - RCA Victor Records[?] announces that it will release all pop singles in mono and stereo simultaneously, the first record company to do so. Elvis Presley's single, "Stuck on You," is RCA's first mono/stereo release.
... with its impressive Iguaçu[?] falls, the Rio Negro, São Francisco[?], Xingu, Madeira and the Tapajós[?] rivers.
Situated along the equator, Brazil's climate is ...