British author regarded as the first British detective story writer (1824–1889). Bold and florid vintage ink signature, “Very Truly Yours, Wilkie Collins, 19 Jul. 1888,” on an off-white 4 x 2.75 slipped affixed to a cardstock mount of the same size. In fine condition, with irregularly trimmed edges, and two adhesive remnants and toning to the top edge from previous display. RRAuction COA.