This volume contains much interesting reading, particularly for physicians. The fall of the death rate in the Canal Zone from 76 per thousand in July 1906, to 34 per thousand in July, 1907, is significant of the splendid work of the sanitary department. Besides the official reports and circulars, the volume contains notes on social life in the zone, in which clubs for men and women, entertainments, libraries, fraternal organizations, medical societies, public schools and church matters of various denominations figure largely. This information should dissipate from the public mind the belief that the zone is a deadly place, out of the world, to be shunned like the plague. It is now rather a place where life can be spent and work accomplished in fair comfort and enjoyment. This fact is further emphasized by interesting excerpts describing conditions on the isthmus under previous régimes. A recently discovered report by Surgeon