H.H. Dorje Chang Buddha III Day

H.H. Dorje Chang Buddha III Day: https://www.digitaljournal.com/pr/u-s-postal-service-in-washington-d-c-issued-a-commemorating-first-day-cover-of-the-u-s-capitol-raising-the-national-flag-to-celebrate-the-birthday-of-the-pope-of-buddhism-h-h-dorje-chang-buddha-ii