Historical calendar (1521-1969).
Historical calendar (1521-1969).
- Philippines : National Historical Institute, c1999.
- 202 p. ; 23 cm.
971-538-097-2
Philippines -- Collected events -- History.
Fil./Ref. 959.9 H673 1999
971-538-097-2
Philippines -- Collected events -- History.
Fil./Ref. 959.9 H673 1999
