Book
Bulgarian

Домашни и диви животни в България

Konstantin Konstantinov (author), Tanja Koleva (illustrator)

Домашни и диви животни в България

Target audience:
6-8 years and up
Subject
Bulgarije, Dieren
Extra subject
Bulgaarse collectie
Title
Домашни и диви животни в България
Author
Konstantin Konstantinov
Illustrator
Tanja Koleva
Uniform title
Domashni i divi zhivotni v Blgariya
Language
Bulgarian
Publisher
Sofia: Pan, 2018
45 p. : ill.
ISBN
9786192400064 (hardback)

About Konstantin Konstantinov

Konstantin Ivanovich Konstantinov (Russian: Константин Иванович Константинов, 6 Аpril 1818 – 12 January 1871) was a Russian artillery officer and scientist in the fields of artillery, rocketry and instrument making. He completed his military career at the rank of Lieutenant General.

Life

He was an illegitimate son of Grand Duke Constantine Pavlovich of Russia and a French actress.

Konstantinov graduated from Mikhailovskoye Artillery School in St. Petersburg in 1836. In 1844, he invented a device for measuring the flight speed of projectiles at any point of their trajectory. In 1847 Konstantinov created a ballistic rocket pendulum, which would allow to establish a law of changing rocket motion in time. With the help of this device, he was able to determine the influence of the form and design of a rocket on its ballistic characteristics, thereby laying the foundations for calculated rocket designs. In 1849…Read more on Wikipedia