Observations sur l’orthographe ou ortografie francaise 1868 2nd Ed Didot Binding

Paris: Ambroise Firmin Didot, 1868, 2nd Edition. French language text. A seminal linguistic and historical work published by this famous French printer, publisher, and scholar; this book is a critical treatise on French spelling reform.The second edition is highly sought after by historians because Firmin Didot actively expanded it.