1822. Blackw. Mag., XII. 53. After reading the above unappreciable epistle we forthwith sweetened our fragrant lymph with two supernumerary lumps.
1849. F. W. Newman, Soul, iv. § 2. Where that holy spirit of Intercession lives, the whole man must be wonderfully perfect, nor would this be an unappreciable fact.
1864. Times, 24 Dec. It was never worth while for the sake of a sum which would be unappreciable as a national debt to create an unpopular system of national taxation.