GHAPTER V. DISCOVERIES. EOPLE on board a _ steamer easily be- come acquainted, and Ralph and Rick were disposed to know everybody. Recover- ing from their “ touch of seasickness,” as Un- cle Nat termed it (“a touch heavy enough to knock a feller over,” Rick thought) they were continually mak- ing exploring expeditions. They would take a peep at the engineer, then look at the furnaces, then at the cook’s quarters, finally mounting to the saloon. After a while, back they would go, nodding once more at the engineer, and then fetching up near the furnaces. The third afternoon out, Ralph had circumnavigated the steamer several times, and finally stopped 40 watch the furnaces. Only one person seemed to be at work there, and he was shoveling up the big lumps of coal preparatory to a feeding of the red, angry furnace-mouths. The shoveling ceased, and now from a dusty corner, Ralph heard a series of noises, a rat squealing, a cat mewing as if hungry for the rat, and then a dog growling as if hungry for cat and rat both. At the same time, what did he see? A lump of coal that had flashing 60