Virgilio was a long-standing member of the Haiku Society of America and was the co-director of the First International Haiku Festival, held in 1971 in Philadelphia.
North America | South America | Latin America | Confederate States of America | America | Society of Jesus | Royal Society | Boy Scouts of America | Good Morning America | National Geographic Society | Bank of America | Central America | United Way of America | Captain America | American Cancer Society | Voice of America | Miss America | All-America | America's Got Talent | Royal Television Society | America's Next Top Model | American Physical Society | The Catholic University of America | America One | American Chemical Society | Socialist Party of America | International Society for Krishna Consciousness | Evangelical Lutheran Church in America | American Society of Civil Engineers | Royal Society of Canada |
It is housed at the California State Library in Sacramento, California, and includes the official archives of the Haiku Society of America, along with significant donations from the libraries of Elizabeth Searle Lamb, co-founder Jerry Kilbride, Jane Reichhold, Lorraine Ellis Harr, Francine Porad, and many others.