Appears in exhibition catalog as entry no. [not numbered]
E. McKENNEY presents a very full and beautiful collection of pictures, among which are many of deep tone and fine finish. His Ambrotypes, we think the finest in the exhibition. DIPLOMA. [P. 29; exhibited under heading: "Photography."]
Fourth Exhibition and Fair of the M.C. Mechanic Association, at the New City Hall in the City of Portland, October, 1859. Portland: Ira Berry & Son, Printers. 1860.