Tyroff, Martin Dates of birth and death: 1704 in Nuremberg (not Augsburg) - 1758 / 1759
Also known as: M. T. ; Worked for: Johann Jacob Scheuchzer (1672-1733): Physica Sacra (Augsburg 1731-35, 89 plates in all 4 volumes) & Johann Andreas Pfeffel the Elder (1674-1748) ; August Johann Rösel von Rosenhof (1705-1759): Historia naturalis Ranarum (1758) ;
Ubaldinus, Petrus Paulus Dates of birth and death: 1605 ? in Rome - 1650
Also known as: P. P. U. ; Pietro Paolo Ubaldini ;Worked for: Giovanni Battista Ferrari (1584-1655) ;
Ubertini, Francesco Dates of birth and death: 1494 in Florence, Tuscany, now Italy - 1557
Also known as: F. U. ; "il Bachiacca" ;Worked for: paintings in the studiolo (office) of the grand duke Cosimo I de Medici ;
Uchida, Hajima Dates of birth and death: 1934 fl. - 1939 fl.
Also known as: H. U. ; Worked for: Report of the first scientific expedition to Manchoukuo ... (Tokyo 1934-39) ;
Üchteritz, Johann Christoph von Dates of birth and death: 1620 c. - 1671
Also known as: J. C. Ü.; Johann / Johan Christoph Üchteritz / Uechteritz / latinized Joannes Christophorus Uchteritz; pseudonym: Der GiftigeWorked for: draughtsman for the expeditions of the Gottow naturalist & ethnologist Adam Olearius (1599-1671) to Russia and Persia, see Adam Olearius: Offt begehrte Beschreibung der newen orientalischen Reise (Schleswig, 1647) ; The Voyages and Travels of the Ambassadors from the Duke of Holstein … Whereto are Added the Travels of J. Albert de Mandelslo … into the East-Indies, tr. John Davies (London: Dring and Starkey, 1662) ;
Uchtomskij, Andrej Grigorevic Dates of birth and death: 1771 - 1852
Also known as: A. G. U. ; Andrej Uchtomskij / Андрей Григорьевич Ухтомский ; Worked for: Adam Johann von Krusenstern (= Iwan Theodorovich) (1770-1846) ;
ud-Din / Zainuddin, Shaikh Zain Dates of birth and death: 1750 c. in Patna, Bihar, Company raj - 1782 fl.
Also known as: Z. u.-D ;Worked for: album of natural history illustrations commissioned by Lady Mary Impey ;
