Columbia subject headings:
Harvard subject headings:
Boukouvalas family.
Boukouvalas, Kōstas, 1877-1932
Macedonia--History--1878-1912--Sources.
Nationalists--Greece--Biography.
Princeton subject headings:
Boukouvalas Family.
Boukouvalas, Kōstas, 1877-1932--Correspondence.
Boukouvalas, Kōstas, 1877-1932.
Macedonia--History--1878-1912--Sources.
Revolutionaries--Greece--Biography.