 Sigma Lambda Upsilon , more formally known as Sigma Lambda Upsilon / Señoritas Latinas Unidas Sorority , Inc . , was established by four women at Dartmouth College in 2003 , as the Alpha Beta chapter of the national , historically @-@ Latina sorority . The sorority has no physical plant or designated College @-@ owned housing . The Dartmouth chapter supports several activities including philanthropic events , formal dinners , and a Summer Book Club . 
