A. A. A. If you have asthma, it's important to carefully select an asthma specialist -- a doctor who understands respiratory problems and treats asthma -- as your health care provider. Here are some asthma specialists to consider: Allergist.
Best Answer: About 20,000 to 30,000 died on the Oregon Trail. There culd have been a little more than that because it is still unknown exactly how many came over ...
Fur Trappers Lay Down The Oregon Trail. From about 1811-1840 the Oregon Trail was laid down by traders and fur trappers. It could only be traveled by horseback or on foot. By the year 1836, the first of the migrant train of wagons was put together. It started in Independence, Missouri and traveled a cleared trail that reached to Fort Hall, Idaho. Work was done to clear more and more of the trail stretching farther West and it eventually reached Willamette Valley, Oregon.