PART I INTRODUCTION SUBDIVISIONS OF ANALYTICAL CHEMISTRY A complete chemical analysis of a body of unknown composition involves the recognition of its component parts by the methods of !qualitative analysis!, and the determination of the proportions in which these components are present by the processes of !quantitative analysis!. A preliminary qualitative examination is generally indispensable, if... more...

A SUPRA-LAPSARIAN Jeremiah Saunderson had remained in the low estate of a "probationer" for twelve years after he left the Divinity Hall, where he was reported so great a scholar that the Professor of Apologetics spoke to him deprecatingly, and the Professor of Dogmatics openly consulted him on obscure writers. He had wooed twenty-three congregations in vain, from churches in the black country,... more...

ACT  V SCENE  I.   The Forest of Arden [Enter TOUCHSTONE and AUDREY.]TOUCHSTONEWe shall find a time, Audrey; patience, gentle Audrey. AUDREYFaith, the priest was good enough, for all the old gentleman's saying. TOUCHSTONEA most wicked Sir Oliver, Audrey, a most vile Martext. But, Audrey, there is a youth here in the forest lays claim to you. AUDREYAy, I know who 'tis: he hath no interest... more...

INTRODUCTION Among the decisive events of the Revolutionary struggle, Burgoyne's campaign deservedly holds the foremost place, as well for what it led to, as for what it was in inception and execution—at once the most daring, most quixotic, and most disastrous effort of the whole war. Burgoyne was himself, in some respects, so remarkable a man that any picture of his exploits must needs be more... more...

he Co-ordinator said, "I suppose I'm an incurable romantic. You see, I hate to see you go." Academician Amschel Mayer was a man in early middle years; Dr. Leonid Plekhanov, his contemporary. They offset one another; Mayer thin and high-pitched, his colleague heavy, slow and dour. Now they both showed their puzzlement. The Co-ordinator added, "Without me." Plekhanov kept his massive... more...

Past Memories Ceasing his restless walk up and down the room, Tom Swift strode to the window and gazed across the field toward the many buildings, where machines were turning out the products evolved from the brains of his father and himself. There was a worried look on the face of the young inventor, and he seemed preoccupied, as though thinking of something far removed from whatever it was his eyes... more...

CHAPTER I IN ACTION OVER THE ARGONNE "Will that starting signal ever come, Tom?" "Just hold your horses, Jack. The other squadron has gone out, and is already hard at it over the Boche line. Our turn next. Keep cool. And here's hoping we both pull through with our usual good luck." "Wow! See that big Hun plane, a Fokker, too, take the nose dive, will you? But he's overshot... more...

Biographical Sketch of Nikola Tesla.   While a large portion of the European family has been surging westward during the last three or four hundred years, settling the vast continents of America, another, but smaller, portion has been doing frontier work in the Old World, protecting the rear by beating back the "unspeakable Turk" and reclaiming gradually the fair lands that endure the curse of... more...

THE INGERSOLL LECTURESHIP Extract from the will of Miss CarolineHaskell Ingersoll, who died inKeene, County of Cheshire,New Hampshire, Jan.26, 1893. First. In carrying out the wishes of my late beloved father, George Goldthwait Ingersoll, as declared by him in his last will and testament, I give and bequeath to Harvard University in Cambridge, Mass., where my late father was graduated, and which he... more...

The carbureter measures the fuel charges for the engine and automatically mixes them with the proper amount of air to form a highly combustible gas. The Marvel Model "S" Carbureter is of the automatic air valve, heat controlled type. Its outstanding advantages are: 1. Simplicity of construction and operation. 2. Quick starting in any weather. 3. Automatically controlled heat application to... more...