"Wonderful " exclaimed Boscovitch, when the case lay open before him, displaying its rows of little re-agent bottles, tiny test-tubes, diminutive spirit-lamp, dwarf microscope and assorted instruments on the same Lilliputian scale; "it's like a doll's house--everything looks as if it was seen through the wrong end of a telescope. But are these tiny things really efficient? That microscope now----"