The article for the first time presents a biography and considers the circumstances of the tragic death of Alexei Ivanovich Mikhailovsky, a lecturer in English and a compiler of the fundamental three-volume reference book “Teachers who studied and served at the Imperial Kazan University (1804–1904)”. Attention is paid to the conditions of Mikhailovsky’s work on a reference book in connection with the preparations for the 100th anniversary of Kazan University.