Citing sources : This is already a well-referenced article. It will benefit from additional citations, as new or updated references are published. These could be from Baird's manual (last edition published in 1991), or a notable publication or book, the online Baird's Archive, a university yearbook, an official university portal listing or where the school comments on the student organization. When citing the online Baird's Manual Archive, look for a society within each of the sections, and check if it is listed on the page for Institutions/Yale. Here is a reference template:
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Infobox : The infobox is incomplete. Is there a crest? If so, upload and add it to the infobox, replacing the photo of the Tomb, which can be placed elsewhere. Add color swatches, if along with relevant (public) symbolism to the infobox. Add website. Add the number of lifetime members.
Maintain : Set a calendar reminder to check the article for necessary updates, annually.
References
^William Raimond Baird; Carroll Lurding (eds.). [(After searching the link above, use this template reference on the main article to link to a specific archival document you wish to cite) "Almanac of Fraternities and Sororities (Baird's Manual Online Archive)"]. Student Life and Culture Archives. University of Illinois: University of Illinois Archives. {{cite web}}: Check |url= value (help). Baird's Manual is also available online here: The Baird's Manual Online Archive homepage.