Excerpt from The Microscopy of Drinking-Water This book has a twofold purpose. It is intended primarily to serve as a guide to the water-analyst and the water-w
Hardcover reprint of the original 1899 edition - beautifully bound in brown cloth covers featuring titles stamped in gold, 8vo - 6x9". No adjustments have been
Excerpt from A Guide to the Microscopical Examination of Drinking Water Officers or health, as well as Naval and Military Medical Officers, have often to determ