Proclamation No. 634, s. 1940 - Signed on October 8, 1940: Amending Proclamation Numbered Sixty-Five, dated June Three, Nineteen Hundred And Thirty-Six, establishing the Baguio—Bontoc Scenic National Park, so as to modify the description of its boundaries and to change its name to Mt. Data National Park

Signed on October 8, 1940: Amending Proclamation Numbered Sixty-Five, dated June Three, Nineteen Hundred And Thirty-Six, establishing the Baguio—Bontoc Scenic National Park, so as to modify the description of its boundaries and to change its name to Mt. Data National Park