Delegates of the city, by Invitation of ihe lat ter, si the Mall of the Mechanics' institute, aboi i :t o'clock yesterday evening, where :-!l hands proceeded k>discusscertainaubirtantiala .v.d delicacies provided by the members from this city, as a compliment to their associati , and aa earnest ol ibeir welcome to the M> tropolts at the beginning of the new year. A number v' impromptu speeches were made, and toasts drunk. Several bonis were tbue consumed in A stive enjoyment, when tbe large crowd separated.