INDEX. 527 



i- Page 



Scientific observatories, projects of I 304 



Scientific papers by Henry 365 



Scientific work commenced by Henry 83,209,476 



Secchi, Prof. A. observations of, on solar spots 270,431,448,503 



Secretary of the Smithsonian Institution, Henry elected as 6.5, 132, 169, 185, 275, 406 



Self-induction in a long electrical wire, discovered by Henry 237,239,394,447,493 



Sermon, Funeral, by Rev. Samuel S. Mitchell, at the New York Avenue Pres- 

 byterian Church in "Washington 15 



Sermon, Memorial, by Rev. Samuel B. Dod, at Princeton, on the death of Joseph 



Henry 135 



Services of Henry to the General Government 133, 143, 316 



Sherman, General William T., a Regent, Address by, at the Memorial Services. 117 

 Sherman, General William T., a Regent, chairman of select committee of Board 



of Regents, to arrange the funeral ceremonies 10,11 



Sherman, General William T., a Regent, one of executive committee of Board 



of Regents, to arrange a public commemoration 1,28 



Sherman, General William T., a Regent, selected by the Regents to deliver an 



Address at the Memorial Services 29 



Silliman, Prof. Benjamin, account by, of Henry's Yale College magnet 229 



Silliman, Prof. Benjamin, appreciation of Henry, by 169,238 



Singleton, Hon. O. R. resolution presented by, to the House of Representatives, 



to print portrait of Henry for the Memorial Volume 4 



Siren adopted by Henry as a fog-signaling trumpet 311 



Smithsonian Annual Reports, in 30 vols., edited by Henry 295 



Smithsonian Contributions to Knowledge, in 21 vols., edited by Henry 294 



Smithsonian fund, condition of, at Henry's death 47 



Smithsonian Institution established in 1846 65,274,452 



Smithsonian Institution, Henry Secretary and Director of 65,132,453 



Smithsonian Institution, the plan of, devised by Henry 45, 50, 95, 118, 132, 170, 433 



Smithsonian Miscellaneous Collections, in 15 vols., edited by Henry 294 



Smithson's endowment waiting for an interpreter 95,186,434,451 



Smithson's will, the scope of 57,185,399,433,449 



Solar spots, comparative heat of, observed 269,431,448,502 



Sound, ob'servations of Henry on 344,464,499 



Sound radiation, the laws of, investigated by Henry 346,353,465,501 



Speaker of the House of Representatives, Memorial Services at the Capitol 



opened by 2, 38 



Speaker of the House of Representatives, remarks by, at the close of the Me- 

 morial Services 3 



Speakers at the Memorial Services, introduced by the Vice-President 2 



Speakers for the public commemoration, appointed by the Regents of the Smith- 

 sonian Institution 29 



Species, organic, doctrine of the derivation of 341,507 



Speculations on the constitution of matter 266 



Spofford, A. R. remarks of, on the Smithsonian library 417 



Stage performances, early predilection of Henry for 55,179,427 



Statement of the Smithsonian fund at Henry's death 47 



Statue of Henry, authorized by Congress 514 



Steam, early experiments by Henry on 209,375 



Steam-siren adopted by Henry for signaling through fogs 311 



Stephens, Hon. Alexander H., resolution presented by, in the House of Repre- 

 sentatives, to print Memorial Volume 3 



Stokes, Prof. G. G. hypothesis by, of refraction of sound by wind 346,355,465, 501 



Story, W. VV., the sculptor, selected to model a statue of Henry 514 



Strong, Mr. Justice William, of the Supreme Court, a pall-bearer at the funeral 



of Joseph Henry 11 



Sturgeon, William, the first to make an electro-magnet - 58,82,213,480 



Sturgeon, William, tribute by, to Henry's Yale College magnet 230 



