SCIENCE SERIES. 



No. 100. HOW TO BECOME AN ENGINEER ; OR, THE 

 THEORETICAL AND PRACTICAL TRAINING NECESSARY IN 

 FITTING FOR THE DUTIES OF THE CIVIL ENGINEER. The 

 Opinions of Eminent Authorities, and the Course of Study in the 

 Technical Schools. By Geo. W. Plympton, Am. Soc. C.E. 



No. 101. THE SEXTANT AND OTHER REFLECTING 

 MATHEMATICAL INSTRUMENTS. With Practical Suggestions 

 and Wrinkles on their Errors, Adjustments, and Use. With thirty- 

 three illustrations. By F. R. Brainard, U.S.N. 



No. 102. THE GALVANIC CIRCUIT INVESTIGATED 

 MATHEMATICALLY. By Dr. G. S. Ohm, Berlin, 1827. Translated 

 by William Francis. Wuh Preface and Notes by the Editor, Thomas 

 D. Lockwood, M.I.E.E. 



No. 103. THE MICROSCOPICAL EXAMINATION OF POTA- 

 BLE WATER. With Diagrams, By Geo. W. Rafter. 



No. 104. VAN NOSTRAND'S TABLE-BOOK FOR CIVIL AND 

 MECHANICAL ENGINEERS. Compiled by Geo. W. Plympton, C.E, 



No. 105. DETERMINANTS, AN INTRODUCTION TO THE 



STUDY OF. With examples. By Prof. G. A. Miller. 



No. 106. TRANSMISSION BY AIR-POWER. Illustrated. By 

 Prof. A. B. W. Kennedy and W. C. Unwin. 



No. 107. A GRAPHICAL METHOD FOR SWING-BRIDGES. 



A Rational and Easy Graphical Analysis of the Stresses in Ordinary 

 Swing-Bridges. With an Introduction on the General Theory of Graphi- 

 cal Statics. 4 Plates. By Benjamin F. LaRue, C.E. 



No. 108. A FRENCH METHOD FOR OBTAINING SLIDE- 

 VALVE DIAGRAMS. 8 Folding Plates. By Lloyd Bankson, B.S., 

 Assist. Naval Constructor, U.S.N. 



No. 109. THE MEASUREMENT OF ELECTRIC CURRENTS. 

 ELECTRICAL MEASURING INSTRUMENTS. By Jas. Swinburne. METERS 

 FOR ELECTRICAL ENERGY. By C. H. Wordingham. Edited by 

 T. Commerford Martin. Illustrated. 



No. no. TRANSITION CURVES. A Field Book for Engineers, 

 containing Rules and Tables for laying out Transition Curves. By 

 Walter G. Fox. 



No. in. GAS-LIGHTING AND GAS-FITTING, including Specifica- 

 tions and Rules for Gas Piping, Notes on the Advantages of Gas for 

 Cooking and Heating, and useful Hints to Gas Consumers. Second 

 edition, rewritten and enlarged. By Wm. Paul Gerhard. 



No. 112. A PRIMER ON THE CALCULUS. By E. Sherman 

 Gould, C.E. 



No. 113. PHYSICAL PROBLEMS AND THEIR SOLUTION. 



By A. Bourgougnon, formerly Assistant at Bellevue Hospital. 



No. 114. MANUAL OF THE SLIDE RULE. By F. A. Halsey of 

 the American Machinist. Second edition, revised. 



