Read "The Young Volcano Explorers" by Edward Stratemeyer online for free on Textopian. Full text with search, annotations, highlights, and AI-powered reading aids.
The letter from Hockley read, they waited patiently until some mail matter which had just come in should be sorted out. This took the best part of an hour -- a wait which to Mark and Frank seemed an age.
But at last the little window was opened once more and the crowd surged forward. Professor Strong was well to the front and presently they saw him turn from the window with half a dozen communications held aloft.