Draper, John William, 1811-82, English chemist. 



American Academy of Arts and Sciences. Proceedings. 1882. v.17, 

 p.424-429 qr 506 A5122P V.17 



National Academy of Sciences. Biographical memoirs. 1877-1909. 

 V.2, p.349-388 .^ r 925 N15 V.2 



Popular science monthly. 1874. v.4, p. 361-367 r 505 P81 v.4 



Drown, Thomas Messenger', 1842-1904, American chemist. 



American Institute of Mining Engineers. Transactions. 1906. v.36, 

 p.288-304 r 622.05 A51 v.36 



Duane, James Chatham, 1824-97, American engineer. 



American Society of Civil Engineers. Transactions. 1898. v.39, 

 p.686-690 r 620.5 A51 v.39 



Du Barry, Joseph Napoleon, 1830-92, American engineer. 



American Society of Civil Engineers. Proceedings. 1893. v.19, 



p. 108-109 r 620.6 A51P V.19 



Du Bois-Reymond, Emil Heinrich, 1818-96, German physiologist. 



Nature. 1897. v.55, p.230-231 qr 505 N15 v.55 



Popular science monthly. 1878. v.13, p.360-364 r 505 P81 v.13 



Royal Society of London. Proceedings. 1904-05. v.75, 



p.124-127 r 506 RSipr v.75 



Duclaux, fimile, 1840-1904, French biologist. 



Nature. 1904. v. 70, p.34-35 qr 505 N15 v.70 



Ducrotay de Blainville, Henri Marie de, 1777-1850, French zoologist. 



Smithsonian Institution. Annual report. 1865. v.20, 

 p.175-188 r 506 S66 v.20 



Dudley, Charles Benjamin, 1842-1909, American chemist. 



American Institute of Mining Engineers. Transactions. 1910. v.41, 

 p.837-851 r 622.05 A51 V.41 



American Society of Mechanical Engineers. Transactions. 1910. 

 v.32, p.1477-1478 r 621.05 A5123 V.32 



Dudley, Charles Tarbell, 1878-1908, American engineer. 



American Society of Civil Engineers. Transactions. 1909. v.64, 

 P.S88-589 r 620.5 A51 v.64 



*Dudley, Dud, 1 599-1 684, English iron manufacturer. 



Smiles. Industrial biography. 1889. p.43-59 926 864! 



Dumas, Jean Baptiste Andre, 1800-84, French chemist. 

 American Academy of Arts and Sciences, 1884. v.19, 



p.545-556 qr 506 A5122P V.19 



Muir. Heroes of science. 1883. p.252-293. 925-4 M95 



Nature. Feb. 6, 1880. v.21, p.i-XL qr 505 N15 v.21 



Popular science monthly. 1880. v.i8, p.257-261 r 505 P81 v.iS 



Roberts. Famous chemists. 1911. p.106-120 925.4 R53 



Royal Society of London. Proceedings. 1884. v.37, 



p.x-xxvii r 506 RSipr v.37 



Thorpe. Essays in historical chemistry. 1894. p. 258-298. .925.4 T41 



51 



