The specialty evolved from general and cardiac surgery as well as minimally invasive techniques pioneered by interventional radiology. The vascular surgeon is trained in the diagnosis and management of diseases affecting all parts of the vascular system except those of the heart and brain.
More than 1,800 miles in 10 days! From St. Joseph, Missouri, to Sacramento, California the Pony Express could deliver a letter faster than ever before. In operation for only 18 months between April 1860 and October 1861, the Pony Express nevertheless has become synonymous with the Old West.
The San Francisco AltaApril 4, 1860 The first Pony Express started yesterday afternoon, from the office of the Alta telegraph company, on Montgomery street. The saddle bags were duly lettered Overland Pony Express, and the horse, (a wiry little animal,) was dressed with miniature flags.he idea behind the Pony Express a horseback relay mail service goes back at least as far as thirteenth-century China, where Marco Polo saw post stations twenty-five miles apart.