Wilmington Institute Eighth and last afternoon concert of the Philad'a Quintet Club : (conductor, Herr L. Engelke.) Saturday, April 18th, 1863, doors open at 2. To commence at half-past 2. ... Prices of admission the same as usual. In the evening a grand vocal & instrumental concert will take place for the benefit of the director of the club, Herr L. Engelke, and as a farewell to the numerous friends and patrons of the Philadelphia Quintet Club! On which occasion Herr Engelke will have the assistance of the renowned vocalist, Mr. Aaron R. Taylor the eminent and favorite basso profundo, of Philadelphia. Arrangements are also being made to increase the number of instrumental performers. ... Doors open at quarter-past 7 o'clock. Commence at 8. Admission, 25 cents Package of six tickets, one dollar. All tickets purchased for the afternoon concert, will be available for the evening concert also. Tickets to be had at the music stores of Messrs. Chas. Grobe and W. Harper; also at the principal book stores., Eighth and last afternoon concert of the Philad'a Quintet Club