CONTENTS. 



MATHEMATICAL ELEMENTS OP NATURAL PHILOSOPHY; P. 1. 



Part I. Pure Mathematics. 



Section 1. Of quantity and number ; 1. 



Powers of numbers ; 4. Table of re- 

 ciprocals ; 5. Logarithms of prime 

 numbers ; 6. 



2. Of the comparison of variable 



quantities; 7- 



3. Of space; 8. 



4. Of tlie properties of curves; 22. 

 Part II. Mechanics. Of the motions of solid 



bodies. 

 Section 1. Of motion; 27. 



2. Of accelerating forces ; 28. 



3. Of central forces ; SO. 



4. Of projectiles ; 32. 



5. Of motion confined to given 



surfaces ; 33. 



6. Of the centre of inertia, and of 



momentum ; 35. 



7. Of pressure and equilibrium; 



37. 



8. Of the attraction of gravitat- 



ing bodies ; 45. 



9. Of the equilibrium and strength 

 of elastic substances; 46, 

 83. 



10. Of collision, and of energy ; 



51. 



11. Of rotatory power , 52. 



12. Of preponderance, and the 



maximum of effect ; 54. 



13. Of the velocity and friction of 



wheelwork ; 53, 

 Part III. Ilydrodpiamici. Of the motiont 

 of fluids. 

 Section 1. Of hydrostatic equilibrium; 57. 



2. Of floating bodies; 59. 



3. Of specific gravities ; 59. 



4. Of pneumatic equilibrium; GO. 



5. Of hydraulics; GO. 



6. Of sound ; Go, 84. 



7. Of dioptrics and catoptrics ; 70. 



8. Of optical instruments; 76- 



9. Of physical optics. To p. 80, 



Art. 46l. 



A SYSTEMATIC CATALOGUE OF WORKS RELATIIvrG TO NATURAL PHILOSOPHY 

 AND THE MECHANICAL ARTS; WITH REFERENCES TO PARTICULAR PAS- 

 SAGES, AND OCCASIONAL ABSTRACTS AND REMARKS; 8?. 

 Contents of the catalogue; 89. 



MISCELLANEOUS PAPERS ; 521. 



I. Observations on vision ; 523. Subjects of the paper ; l. Of the quantity of air discharged 



rr< ^,-.„ t .u A.- <■ .u -KT through an aperture; 531. a. Of the direction and velo- 



Iheories of the accommodation of the eye; 523. New 

 „„,,„,,■ .„, c 1 •• f .• I ■ r city of a stream of air ; 532. 3. Ocular evidence of the 



explanation; 525. Solution of optical queries; 527. Ex- 

 nature of sound ; 538. 4. Of the velocity of sound ; 5. Of 



sonorous cavities; 537. fi- Of the divergence of sound; 



538. 7. Of the decay of sound. 8. Of the harmonic soundi 



of pipes, g. Of the vibrations of different elastic fluids f 



planation of plate l ; 530. 



II. Outlines of experiments and inquiries 

 respecting sound and light; 531. 



