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Wikipedia: "Amid the Russian Revolution of 1917 the Imperial Russian Army dissolved." - One can read in the russian article about this supercentenarian, that he entered service in the army not before fall, 1917. So he was really a member of Imperial Russian Army ? To think about again, or what do you mean ? --93.104.168.3 (talk) 12:33, 18 January 2016 (UTC)[reply]
He was born in Constantinograd (according to other sources in Karlovka, now the Poltava region of the Poltava region of Ukraine) as the fourth child in a poor Jewish family. My father worked as a garden manager in the UK Mecklenburg-Strelitzky, then as a clerk; mother was a housewife. He studied at an elementary Jewish school, at the age of 10 he was sent as an apprentice to a shoemaker.
In 1917, he graduated with a gold medal from a commercial school in the town of Kobelyaki, Poltava province, where he lived since 1912, and was immediately mobilized into the army. After studying at the Kiev Military Engineering School, in November 1917, in Junker China, a military ensign engineer was sent to the Austro-German front in Kosice.
After demobilization in 1917, he entered the Yekaterinoslav Mining Institute (he received his diploma in 1926), in 1924 he received income in the Donbass at a mine in the town of Snezhnoye.
Mikhail Efimovich Krichevsky was the oldest member of the Donetsk regional Jewish community. All his long life is repeated with the fate of the Donetsk region and the mining industry. Mikhail Efimovich worked as a mining engineer at various mines in the Donbass, from the late 1920s he headed the mechanization department of the Rykovka mine (later Kalinovka) in Stalino, in the mid-1930s he was appointed head of the mining machines department at the Institute of Labor there qualification of personnel for the mining industry, and before the military orientation in Kharkov, the head of the department of the All-Ukrainian Mining Institute. During the Great Patriotic War he was sent to the labor army in the Urals in the Chkalov mine near Tagil.
From 1946 until going to work in 1972, he worked as an employee at the Donetsk Mining Research Institute (DonUGI). Author of many large and two-book manuals on power for mining machines. For outstanding success in restoring the destroyed Donetsk mines and inventions (coal combine "Kirovets", coal cutter "DT") was awarded the Order of the Red Banner of Labor (1947) and other government awards.
Among the income of M. E. Krichevsky copyright certificate (patents) - a scraper with a mechanism for directing to the face (1947), coal (1940) and mining (1949) combines, a coal plow for steeply dipping seams (1948), a hand drill for drilling holes on coal (1947), a method of directing a mining combine (1940), a method of restoring worn-out influences (1968)[2][3].
