Variability of wings length in Aporia crataegi L. in Russia and its dependence on meteorological elements Author: P. Bakhmetyev Edition: Notes of the Imperial Academy of Sciences, VIII series, physico-mathematical department. Volume XXV, No7 Year of publication: 1910 Format: Extended format (34 x 23 cm), soft cover. Book description: This scientific publication is devoted to the study of the variability of the size of the wings of the Aporia crataegi butterfly in various regions of Russia. The paper studies the influence of climatic and meteorological factors (temperature, humidity, precipitation, etc.) on the morphological characteristics of this species. The book is a fundamental study of biology, ecology and meteorology in the early XX century, and will be of particular interest to specialists in entomology, historians of science, collectors of rare books, and amateurs of natural sciences. Features: Rare: original edition of the Imperial Academy of Sciences. Historical value: contains the primary scientific data of the beginning of the XX century. Potential applications: For scientific research (history of science, entomology, biology). As a valuable exhibit in the collection of rare publications. For exhibitions or museum collections related to the history of science.