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DISBURSEMENTS. Losses and endowments. ...

$511,850.62 Dividends to policy-holders.

256,299.97 Lapsed and surrendered policies, etc..

128,926.29 Commissions, salaries, agency expenses, medical fees, etc. 186,621.12 Taxes, legal expenses, advertising, etc

64,981.74 $1,148,679.74 Net assets, January 1st, 1881.....

$6,958,354.75 ASSETS. U.S. 5 per cent. bonds, Philadelphia and city loans, R. R. bonds, bank, and other stocks, worth....


$2,626,075.07 Mortgages, first liens on properties worth... $6,217,760.00

2,342,456.47 Premium notes, secured by policies...

662,176.82 Loans on collaterals, etc...

322,119.40 Home Office, and Real estate bought to secure loans.

715,796.97 Cash on hand and in Trust Companies.....

289,730.02 Net ledger assets as above...

$6,958,354.75 Net deferred and unreported premiums.

.$101,444.13 Interest due and accrued...

91,674.04 Market value of stocks, etc., over cost.

315,708.43 508,826.60 Gross assets, January 1st, 1881.

7,467,181.35 LIABILITIES. Losses reported but not due...

$ 161,342,75 Reserve, at 4 per cent., to re-insure risks..

5,967,135.00 Dividends on Life Rate End'ts and unreported policies.

76,348.89 Surplus 4 per cent. basis .....

1,262,354.71 $7,467,181.35 Surplus at 44 per cent., Pennsylvania standard...

$ 1,669,279.71 Number of policies in force .

12,234.00 Amount at risk..


SAMUEL C. HUEY, President. EDWARD M. NEEDLES, Vice-President,

H. S. STEPHENS, 2d Vice-President. J. J. BARKER, Actuary.

HENRY AUSTIE, Secretary. HENRY C. BROWN, Ass’t Secretary.

12 Mo, Limp Vellum Cloth, Illustrated. Price, 80 cents.

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LECTURE I. Introductory Preliminary Experiments, Conductors and Insu

lators Induction, Mechanical Illustration.
LECTURE II. Leyden Jar, Residual Charge, Mechanical Experiment, Hopkin-

son's Experiment, Faraday's Study of Induction, Theory
of Lateral Pressure, Delarue's Lateral Pressure in Vacu-

um Tubes.
LECTURE III. Faraday's Measurements and his Results, Recent Measurements

and Experimental Details, Table of Results.
LECTURE IV. Specific Inductive Capacities of Gases, Clerk Maxwell's Electro

Magnetic Theory of Light, Electric Induction and Velo-
city of Light, Table of Velocities, Actions of Electric-
ity on Light, Electro-Magnetic Action on Polarized
Light, Electro-static on Polarized Light, discovered by Dr.
Kerr, Effect of Light on Seleniun, Etc., Etc.

D. VAN NOSTRAND, Publisher,

23 Murray and 27 Warren Streets, NEW YORK.

*** Copies sent by mail, post paid, on receipt of price.

12mo. Cloth Extra. 210 Pages, 74 Illustrations. $2.00.






PART I. Description of the Mouth Blow-pipe and Apparatus. The Blow-pipe-How to Use-Fuel-Lamps-Flames-Supports, Weighing Instruments -Tools, Small Implements and Apparatus—Batéa—Reagents, Dry and Wet—Test or Proof Metals.

Part II. Qualitative Determination. Colors of Sublimates on Charcoal-Potassium-Sodium-Cæsium-Rubidium-Barium --Strontium-Calcium-Magnesium-Aluminium-Manganese-Tin-Antimony-SilverGold - Chromium-Iron-Cobalt-Nickel - Zinc-Cadmium-Copper - Lead - IndiumBismuth - Titanium – Mercury—Platinum — Lithium-Oxygen- Hydrogen - NitrogenFluorine-Chlorine-Bromine—Iodine - Sulphur-Phosphorus-Arsenic-Carbon-Boron -Silicum-Glucinum-Lanthanum-Yttrium-Terbium-Tantalum -Uranium-Tungsten -Vanedium-Palladium-Ruthenium-Cerium-Didymium-Erbium-Niobium or Columbium-Thorium-Thallium-Molybdenum-Rhodium-Iridium-Osmium-SileniumTellurium-Zirconium.

PART III. Assaying. Gold-Silver - Mercury-Copper-Lead-Bismuth—Tin-Iron-Nickel–Cobalt-Nickel and Cobalt-Coal

PART IV. Tables.

English Mint Value of Gold, According to its Fineness.

Value of Gold Coins in the United States. American Mint Value of Gold, According to its Fineness.

D. VAN NOSTRAND, Publisher,

23 Murray and 27 Warren Streets, New York.

Copies sent by mail, post paid, on receipt of price.



Electricity and Electric Light .

Sawyer's Electric lighting by Incandescence. 8vo...

2.50 Gordon's Electricity and Magnetism. 2 vols., 8vo.

.$7.00 Pope's Modern Practice of the Electric Telegraph...

2.00 Higg's Electric Light in its Practical Application, 8vo..

3.50 Sprague's Electric Lighting......

.40 Prescott's Electricity and the Electric Telegraph...

5.00 Prescott's Speaking Telephone and Electric Light....

4.00 (These two books of Prescott sold together for $7.00). Sprague's Theory and Application of Electricity..

3.00 Noad's Text Book of Electricity

4.00 Langdon's Application of Electricity to Railway Working

1.50 Clark and Sabine's Electrical Tables and Formula....

5.00 The Telephone, the Microphone, and the Phonograph. By Count du Moncel.

1.25 Cummings' Theory of Electricity.....

2.25 Sabine's History and Progress of the Electric Telegraph..

1.25 Jenkins' Electricity and Magnetism

1.50 Loring's Hand-Book of the Telegraph, bds....

.50 Do. do. do.

.cloth, 750.; mor., 1.00 Haskins' Galvanometer, and its Uses. New Edition, in Press. Gordon's Lectures on Electric Induction...

.80 Fontaine's Eclairage a l’Electricite..

3.00 Urquhart's Electric Light.....

3.00 Hospitalier—Les Principales Applications de l’Electricite-with Many Illustrations, 8vo., paper. Paris, 1881...

4.00 Schwendler's Instructions for Testing Telegraph Lines, 2 vols., 8vo...

8.00 Jenkins' Reports of Electrical Standards, 8vo..

3.75 Cavendish's Electrical Researches, 8vo.....

5.00 Harris' Treatise on Frictional Electricity, 8vo.

7.00 Beechy Electro-Telegraphy, 18mo.....

.60 Douglas' Manual of Telegraph Construction.

6.00 L'Electricite, par I. Baille......

.90 L'Eclairage Electrique, par Du Moncel..

.90 Tyndall's Lessons in Electricity, 12mo..

1.00 Notes on Light and Electricity 12mo....


In Press, For Early Publication.

“Induction Coils: How Made and How Used.”

For Sale by

D. VAN NOSTRAND, Publisher,

23 Murray and 27 Warren Streets, New York. Copies sent by mail, post paid, on receint, of price,

18mo, Fancy Boards, 50 Cents Each,

The subjects of this Series are of an eminently scientific character, and will ontinue to embrace as wide a range of topics as possible.

Ha en fino

IO. II. 12.

Chimneys for Furnaces, Fire Places and Steam Boilers. By, R. Armstrong, C. E. 2 Steam Boiler Explosions. By Zerah Colburn. 3 Practical Designing of Retaining Walls. By Arthur Jacob, C. E. Illustrated. 4. Proportion of Pins Used in Bridges. By Chas. E. Bender, C. F.. Illustrated. 5 Ventilation of Buildings. By W. F. Butler. Illustrated. 6. On the Designing and Construction of Storage Reservoirs. By Arthur Jacob, C. E. Illus.

trated. 7. Surcharged and Different Forms of Retaining Walls. By Jas. S. Tate, C. E. Illustrated, 8. A Treatise on the Compound Engine. By John Turnbull. Illustrated. 9. Fuel. By C. William Siemens. To which is appended the value of Artificial Fuels as com

pared with Coal, by John Wormold, C. E. Compound Engines. From the French of A. Mallet. Illustrated. Theory of Arches. By Prof. W. Allan. Illustrated.

A Practical Theory of Voussoir Arches. By Wm. Cain, C. E. Illustrated. 13.

A Practical Treatise on the Gases met with in Coal Mines. By the late J. J. Atkinson, 14. Friction of Air in Mines. By J. J. Atkinson. 15. Skew Arches. By Prof. E. Hyde, C. E. Illustrated. 16. A Graphic Method of Solving Certain Algebraic Equations. By Prof. Geo. L. Vose. Ilhus

trated. 17. Water and Water Supply. By Prof. W. H. Corfield. 18. Sewerage and Sewage Utilization. By Prof. W. H. Corfield. 19. Strength of Beams under Transverse Loads. By Prof. W. H. Allan. Illustrated. 20. Bridge and Tunnel Centers. By John B. McMaster, C. E. Illustrated. 21. Safety Valves. By Richard H. Buel, C. E. Illustrated. 22. High Masonry Dams. By John B. McMaster, C. E. Illustrated. 23. The Fatigue of Metals under repeated Strains, with various Tables of Results of Experiments.

From the German of Prof. Ludwig Spangenburgh, with a Preface by S. H. Shreve, A. M.

Illustrated. 24. A Practical Treatise on the Teeth of Wheels, with the Theory and Use of Robinson's Odon.

tograph. By S. W. Robinson, Professor of Mechanical Engineering, Illinois Industrial

University. Illustrated. 25. On the Theory and Calculation of Continuous Bridges. By Mansfield Merriman, Ph. D.

Illustrated. 26. Practical Treatise on the Properties of Continuous Bridges. By Charles Bender, C. E.

Illustrated, 27. On Boiler Incrustation and Corrosion. By F. J. Rowan. 28. Transmission of Power by Wire Ropes. By Albert W. Stahl, U. S. N. Illustrated. 29. Steam Injectors : Translated from the French of M. Leon Pochet. 30. Terrestrial Magnetism and the Magnetism of Iron Vessels. By Prof. Fairman Rogers. 31. The Sanitary Condition of Dwelling Houses in Town and Country. By Geo. E. Waring, Jr.

With Illustrations. 32. Cable Making of Suspension Bridges, as Exemplified in the East River Bridge. By Wilhelm

Hildenbrand, C. E. With Illustrations. 33. Mechanics of Ventilation. By Geo, W. Rafter, C. E. 34. Foundations. By Prof. Jules Gaudard, C. E. Translated from the French, by L. F. Vernon

Harcourt, M. I. C. E. 35. The Aneroid Barometer: Its Construction and Use. Compiled by Geo. W. Plympton.

Illustrated. 36. Matter and Motion. By J. Clerk Maxwell, M. A. 37. Geographical Surveying "Its Uses, Methods and Results. By Frank De Yeaux Carpenter, C.E. 38. Maximum Stresses in Framed Bridges. By Prof. Wm. Cain, A. M., C. E. Illustrated. 39. A Hand Book of the Electro-Magnetic Telegraph. By A. E. Loring. Illustrated. 40. Transmission of Power by Compressed Air. By Robert Zahner, M. E. Illustrated. 41. Strength of Materials. By William Kent, c. E. Illustrated. 42.

Voussoir Arches Applied to Stone Bridges, Tunnels, Culverts, Groined Arches and Domes.

By Prof. Wm. Cain, C. E. 43. Wave and Vortex Motion. By Dr. Thomas Craig, of Johns Hopkins University. 44. Turbine Wheels. By Prof. W. P. Trowbridge, Columbia College. Illustrated. 45. Thermodynamics. By Prof. H. T. Eddy, University of Cincinnati. 46. Ice-Making Machines. From the French of M. Le Doux. Illustrated. 47. Linkages; the Different Forms and Uses of Articulated Links. By J. D. C. De Roos. 48. Theory of Solid and Braced Arches. By Wm. Cain, C.E. 49. On the Motion of a Solid in a Fluid. By Thomas Craig, Ph.D. 50. Dwelling Houses: their Sanitary Construction and Arrangements. By Prof. W. H. Corfield.

D. VAN NOSTRAND, Publisher,

23 Murray and 27 Warren Streets, New York, * * Sent free by mail on receipt of price

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