1968-12-23: Bolivian Postage Stamps, Centenary

1968-12-10: South American Tennis Championship, 32nd Ed.

1968-12-10: 32nd South American Tennis Championships

1968-12-03: Centenary of International Telecommunication Union (I.T.U.)

1968-11-22: John F. Kennedy, 5th death Anniv.

1968-11-14: UNESCO, 20th Anniv.

1968-11-06: Cochabamba Foundation, 4th Cent.

1968-10-29: Battle of Tablada sesquicentennial.

1968-06-24: UPAEP Congress, 9th Ed.