I am thrilled to be able to share with you a rare find! This poem was sent as a Purim greeting, urging recipients to donate funds for the upkeep of the eruv of Lublin in 1899. Notice the acrostic in the poem which reads “Purim Tikun Eruvin.”
Courtesy of The Library of The Jewish Theological Seminary
See also the following teshuvos regarding an eruv in Lublin: Shu”t Maharshal (siman 18); Shu”t Rema (siman 120), and Shu”t Bach (HaChadashos siman 3).