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Dillo Day

American music festival

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionJun 18, 2026
Entity authorityQ5276909
Source-derived summary

Dillo Day is an annual all-day music festival at Northwestern University that takes place at the end of spring quarter on the Lakefill. Started in the 1972/73 school year, it is organized by Mayfest Productions, a Northwestern student group, and is the largest student-run music festival in the country. Northwestern lists Dillo Day as one of its most notable traditions.

History

The festival has its roots in May Day, or Mayfete. Mayfete was a time when students would celebrate the "renunciation of the May Queen of the temporal world for a spiritual one," according to a 1951 history of the event. Although little is known about the early days, May Day was originally a celebration of the women of Northwestern. The crowning of the May Queen was the central event, and the pomp included a Maypole dance and cotillion. May Day expanded to May Week in 1946 to accommodate a women's sing, men's sing, and an honors ceremony.

Armadillo Productions was created in 1972 by two students from Austin, Texas, to honor the official animal of their home state and a concert venue there. They held a “I Don’t Think We’re in Kansas Anymore” festival and fair that had costumes, games, a treasure hunt, and special events.

Editorial summary

This brief starts where responsible research should: with the source description of “Dillo Day” as american music festival. Everything that follows is an evidence route, not borrowed authority.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current lead gives the account dated anchors—1972, 1951, 1946—that can be checked directly. The selected authority fields contribute no independent date. The account is most persuasive where Dillo, American and music can be independently traced.
Editorial analysis

Why this record matters

The subject matters to the general reference register because the source frames it as american music festival. Its deeper value depends on whether names, dates, institutions and citations support that framing.

Evidence profile

Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Jun 18, 2026. The linked authority identifier is Q5276909. 1 of 1 selected statements include explicit references; 1 carry qualifiers and 0 use preferred rank. The first chronological checks are 1972, 1951 and 1946.

Critical limits

A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

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Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

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  2. Expand the search: follow Dillo Day primary sources, Dillo Day archive and Dillo research across catalogues and specialist indexes.
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Source & attribution

This entry incorporates text from Dillo Day” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.