DEDICATION. O the Medical Profession everywhere-whose highest aim and greatest gratifica tion is to belong to what may be not in aptly called the "Preventive Service" of Hygiene,the following pages are offered with great respect and deference and to the Public, of whose health the : Medical Faculty are the guardians, these instructions are tendered by an humble Member of Physic, in the hope that they may prove useful and safe guides. PREFACE TO THE THIRD EDITION. HE second edition of this little work having been exhausted within a few months, and another being called for, the author cannot allow the opportunity to pass without expressing to that portion of the public whose tastes or wants have led them to honour his little "Pedestrian Code" with impartial perusal the grateful sense of obligation he must ever feel for the favourable reception which his little treatise has met with; more especially since the too common arts of puffing off a work have been eschewed, and it has been suffered to stand on its own bare merit, slender though that be. The author cannot help flattering himself that the suggestions he has been able to throw out, whether his own ideas, or culled from others—always with acknowledgment-have commended themselves for practical |