During the occupation of Tbilisi by Mohammad Khan Qajar in 1795, the city was reduced to ashes and its Christian population were massacred.

[3] Almost all members of the Aslanbekyan family were murdered except for a two-year child who was saved by an Armenian priest Ter Mikayel.

[4] Ter-Mikelov's mother was an educated woman who graduated the Tbilisi High School of Young Ladies with Golden Cross Honors and eventually became a teacher herself.

Gabriel Ter-Mikelov designed Baku Public Club Building (today Azerbaijan State Philharmonic Hall),[1][5] the maternity hospital (1899), the building of the Baku branch of the Tiflis Trade Bank (1902-1903; today “Children's World” department store), the Adamoff Brothers residence, the Sadikhov Residence (1910-1912; Nikolayevskaya street 1; USSR number 21),[6] Physiotherapy Institute, Four-storey Apartment ordered by Taghiyev (Nizami 30, crossroads with Mariinskaya Street), and the Commercial College (1905-1913; Merkurevskaya Street 39).

[2] Under the suggestion of famed Armenian entrepreneur Mikayel Aramyants, Gabriel Ter-Mikelov designed and built many buildings in the Georgian capital such Hotel Majestic (1915; Today Tbilisi Marriott Hotel),[10] residence of the Armenian merchant Melik Dadayan (1915), living house of Milov (1914),[11] and the National Musical Center of Georgia (originally a building for railway workers).