REMOVE

1. Atlas Map
2. Population
3. Yerevan (Armenia)

WHAT

1. Data Visualization (1)
2. National Atlas (1)

WHERE

1. Armenia (Republic) (1)

WHO

1. Akademiia nauk Armianskoi … (1)
2. Arutiunian, Aramais Bagra … (1)
3. Bagdasarian, A. B. (1)
4. Glavnoe upravlenie geodez … (1)
5. Soviet Union. Glavnoe upr … (1)

WHEN

1. 1961 (1)