Reference Books

CONDUCTION, ELECTRIC. The electric conductivity of a substance is that property in virtue of which all its parts come spontaneously to the same electric potential if the substance is kept free from the operation of electric force. Accordingly, the reciprocal quality, electric resistivity, may be defined as a quality of a substance in virtue of which a difference of potential can exist between different... more...

CHAPTER I Plumbing Fixtures and Trade Modern plumbing as a trade is the arranging and running of pipes to supply pure water to buildings, the erecting of fixtures for the use of this supply, and the installing of other pipes for the resulting waste water. The work of the trade divides itself therefore into two parts: first the providing an adequate supply of water; and second, the disposing of this... more...

A 1 Abilities—No man's abilities are so remarkably shining, as not to stand in need of a proper opportunity, a patron, and even the praises of a friend, to recommend them to the notice of the world. —Pliny. Absence, with all its pains,Is by this charming moment wip'd away. 3 Abuse is the weapon of the vulgar. —Goodrich. It is told of Admiral Collingwood that on his travels he carried a... more...

GENERAL INSTRUCTIONS. 1.  You are required personally to superintend the performance of the routine work of your office and see that it is properly done. 2.  This routine work should be suitably and fairly apportioned amongst your clerks—each clerk (under your superintendence) being responsible for the duty assigned to him. You will, after fair warning, report to the Postmaster General any clerk... more...

CHAPTER ONE THE MEANING OF YOUR COMMISSION Upon being commissioned in the Armed Services of the United States, a man incurs a lasting obligation to cherish and protect his country and to develop within himself that capacity and reserve strength which will enable him to serve its arms and the welfare of his fellow Americans with increasing wisdom, diligence, and patriotic conviction. This is the meaning... more...

CHAPTER I. ORIGIN OF COATS OF ARMS. Heraldry is the science which teaches how to blazon or describe in proper terms armorial bearings and their accessories. Many volumes have been written on the origin of Heraldry and even on the antiquity of separate charges contained in an escutcheon: it would be filling the pages of an elementary work on Heraldry to little purpose to enter upon an inquiry as to the... more...

A SOUTHERN PLANTER. By SUSAN DABNEY SMEDES. Crown 8vo. 7s. 6d. "The book is eminently worthy of the great attention it has received. It puts the case of the Southern planters in a very rational and most interesting light. It may be described as the very antipodes to 'Uncle Tom's Cabin.' The picture of the rich, affluent patriarchal life, with woodlands, pastures and countless flocks,... more...

AUSTRIA, LOWER (Ger. Niederösterreich or Österreich unter der Enns, "Austria below the river Enns"), an archduchy and crownland of Austria, bounded E. by Hungary, N. by Bohemia and Moravia, W. by Bohemia and Upper Austria, and S. by Styria. It has an area of 7654 sq. m. and is divided into two parts by the Danube, which enters at its most westerly point, and leaves it at its eastern... more...

PREFATORY Not only does this manual cover all the subjects prescribed by War Department orders for the Junior Division, and the Basic Course, Senior Division, of the Reserve Officers' Training Corps, but it also contains considerable additional material which broadens its scope, rounding it out and making it answer the purpose of a general, all-around book, complete in itself, for training and... more...

CHARIOT(derived from an O. Fr. word, formed fromchar, a car), in antiquity, a conveyance (Gr.á¼…ρμα, Lat.currus) used in battle, for the chase, in public processions and in games. The Greek chariot had two wheels, and was made to be drawn by two horses; if a third or, more commonly, two reserve horses were added, they were attached on each side of the main pair by a single trace fastened... more...