ILLUSTRATIONS 
THE SMITHSONIAN INSTITUTION.............. 00 cee eeee Frontispiece 
From a photograph by T. W. Smillie. 
LYDIA MACFUNN BIDDLE. ............. 6s eee e eee eee eee e eens 13 
From a silhouette taken about the time of her marriage to Samuel Baird, 2nd. 
BIRTHPLACE OF PROFESSOR BAIRD AT READING, PENNSYLVANIA, 
FIFTH AND WASHINGTON STREETS, S. W..............-..005. 19 
Restoration from a photograph taken by Dr. W. J. Hoffman. 
SAMUEL BAIRD, GRANDFATHER OF PROFESSOR BAIRD........... 30 
From a miniature in the possession of Miss Christine W. Biddle. 
DICKINSON COLLEGE IN 1849.20.00... cece cece cece e eee eens 39 
From an illustration in The Collegian, Volume I, No. 1, March, 1849. 
SPENCER FULLERTON BAIRD....... 00... ccc eee cece eee e ees 47 
From a daguerreotype taken September 29, 1840. 
MRS. LYDIA SPENCER BIDDLE, GRANDMOTHER OF PROFESSOR 
Sa Fe BAIRD 25.5 1iei6.5 5454-05 state ocatesntvavscccsantnin aiedtarsiaw age KAaie sear 122 
From a painting in the possession of Mrs. Lydia Spencer Blight Hageman. 
THE HOME: AT. CARLISLE vi.o5 25 sci 5.4 Hone wana Meee Wawieionaaasnas 144 
Restoration from photographs under the direction of James Rush Marshall, 
Esq. 
SPENCER FULLERTON BAIRD.......... 0.0. ccc c cece eee n ee tence eneees 203 
From a daguerreotype taken about 1850. 
LYDIA M. BAIRD, MOTHER OF PROFESSOR BAIRD, WITH HER 
GRAND-DAUGHTER AND NAMESAKE............... 0. cee ee eeee 206 
From a photograph taken about 1866, lent by Mrs. Moncure Robinson, Sr. 
JOSEPH HENRY, FIRST SECRETARY OF THE SMITHSONIAN INSTI- 
From a photograph taken in 1874 by T. W. Smillie. 
MARY HELEN CHURCHILL BAIRD............. 0. cece ence cece eens 229 
From a photograph by T. W. Smillie, taken about 1882. 
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