Show panama canal it la Is more than probable the building 0 of the panama canal would never have been possible but tor for the discovery by dr jesse lazear of 0 the united states army who by the tha way sacrificed his life while making the experiments leading to the descove discovery ry that yellow fever was waa transmitted b by y the bite of tale the deadly ste gomia mosquito but tor for that wonderful and timely discovery the mortality and L attendant t misery of 0 the fever would have been a handicap too great to hare been borne |