After that he devoted himself to the geography of Africa and acquired such an expert knowledge of it that many geographical Societies enrolled him among their members.
"In Desert and Wilderness"
Henryk Sienkiewicz
The public called for it; the Government called for it; foreign geographical Societies asked for it.
"My Attainment of the Pole"
Frederick A. Cook
Its work, being that of social revolution, was different from the work of the old political conspirators and secret Societies, and therefore needed different weapons; the times, too, were changed, and offered new instruments.
"Contemporary Socialism"
John Rae