RYCHKOV, Nikolai Petrovich (1746-1784). Dnevnyia zapiski puteshestviia v Kirgis-kaisatskoi stepe [Daily Notes of the Journey in the Kirgiz-Kaisatskii Steppe in 1771]. St. Petersburg: by the Imperial Academy of Sciences, 1772; Prodolzhenie zhurnala ili dnevnykh zapisok [Continuation of the Journal or Daily Notes of Journeys though various provinces of the Russian Empire in 1770]. St. Petersburg: by the Academy of Sciences, 1772.

細節
RYCHKOV, Nikolai Petrovich (1746-1784). Dnevnyia zapiski puteshestviia v Kirgis-kaisatskoi stepe [Daily Notes of the Journey in the Kirgiz-Kaisatskii Steppe in 1771]. St. Petersburg: by the Imperial Academy of Sciences, 1772; Prodolzhenie zhurnala ili dnevnykh zapisok [Continuation of the Journal or Daily Notes of Journeys though various provinces of the Russian Empire in 1770]. St. Petersburg: by the Academy of Sciences, 1772.

Two works in one volume, 4° (255 x 192mm). Woodcut vignette on titles, engraved map in second work, final errata leaf to both, woodcut ornaments and initials. Later half calf, gilt title on spine (slightly rubbed, lower hinge split). Provenance: Library of the Imperial Observatory at Pulkovo (bookplate).

LARGE-PAPER COPIES OF THE FIRST EDITIONS printed in editions of 600 copies; the first work is the detailed description of Kirgizia which had not been covered by Pallas and Lepekhin; the second work is the continuation of his travels, the first part of which was published in 1770. Svodnyi katalog 6244; 6245; Sopikov/Rogozhin 4109; Mezhov Sibirskaia bibliografiia 12969.