This vintage hardcover book titled "Twelve Hours of Hygiene" by Florence Meridith is a first edition published in 1935 by Health Science. It is a valuable addition to any collection of health, treatments, and medicine books. The book is illustrated and covers topics such as health and diseases, with an intended audience of adults. It is written in English and has special attributes as a 1st edition. The book is in great shape and would make a fantastic gift for anyone interested in the history of hygiene and public health.