the project gutenberg ebook of sight unseen, by mary roberts rinehart this ebook is for the use of anyone anywhere at no cost and with almost no restrictions whatsoever. you may copy it, give it away or re-use it under the terms of the project gutenberg license included with this ebook or online at www.gutenberg.org title: sight unseen author: mary roberts rinehart posting date: november 7, 2008 [ebook #1960] release date: november, 1999 last updated: october 11, 2016 language: english c...