BEfíIGKO liECTOÍ^I 



Auctor dissertationis hujus annis MDCCCXCII et MDCCCXCIII 

 Henrici Hertzii Bonnae discipulus fuit; deinde calculis et experimen- 

 tis in eléctricas undulationes sedule vaca^nt. 



Nonnullae res in dissertatione ejus propriae videntur, quas Auctor 

 judicio Illustris Matritensis Academiae libentissime submittit. 



Ex his praecipue : 



1. Experientia in dielectricum indicem (§2); 



2. Oscillatorii fluxus legum deductio (§ 15, 16, 17, 18); 



3. Tn leges oscillatorii fluxus machina (§ 19, 20); 



4. In bivii experimentum thooria et machina (§21,22,23,24,25); 

 6. In electricam resonantiam machina (§ 28, 29, 30, 31); 



6. In multiplam resonantiam theoria (§ 32, 33); 



7. In solis lucem theoria (§ 34); 



8. In electricam resonantiam apparatus (§42); 



9. In duplicem refractionem experimentum (§ 46); 

 10. In conductorum systemata experimenta (§ 47). 



