Merck's index

Merck's index of fine chemicals and drugs for the materia medica and the arts comprising a summary of whatever chemical products are to-day adjudged as being useful in either medicine or technology, with average values and synonyms affixed a guide for the This book, "Merck's index", by Theodore Weicker, is a replication of a book originally published before 1889. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible.