Della Valle, Giuseppe Dates of birth and death: 1830 c. - 1876 fl.
Also known as: G. d. V. ; Worked for: photographs of scientific instruments, preserved in the Science Museum, London under call numbers 1876-683 to 1876-687 ;
Delpech, François Séraphin Dates of birth and death: 1778 - 1825
Also known as: F. S. D. ; Francois Seraphin Delpech ;Worked for: Louis Boilly (1761-1845): Osages. Peuplade sauvage de l'Amérique Septentrionale dans l'Etat de Missouri (1827) ;
Delpierre, P. J. Dates of birth and death: 1840 fl. -
Also known as: P. J. D. : Worked for: Dictionnaire classique des sciences naturelles (Bruxelles 1837-45) ;
Delsenbach, Johann Adam Dates of birth and death: 1687 in Nuremberg - 1765
Also known as: J. A. D. ;Worked for: Johann Christian Volckamer ; Johann Jacob Scheuchzer (1672-1733): Physica Sacra (4 vols., Augsburg 1731-35) ; Johann Andreas Pfeffel d. Ä. (1674-1748) ;
Delveaux, Remi Henri Joseph Dates of birth and death: 1748 / 50 in Lille - 1823
Also known as: R. H. J. D. ; Worked for: Charles Francois Brisseau de Mirbel (1776-1854) ; Marcus Elieser Bloch (1723-1799) ; Pierre Boitard (1787-1859) ;
