Description: This blog post was edited in October 2021 for clarification. While surveying and collecting specimens in the Aleutian Islands in 1871-1872 for the United States Coast Survey, later renamed the United States Coast and Geodetic Survey, naturalist William Healey Dall befriended George Tsaroff (1858-1880), an Unangan (Aleut) teen from Unalaska Island who had been hired as local
Description: We wish you a Happy National Inventors Day and invite you to check out the Lemelson Center for the Study of Invention and Innovation at the National Museum of American History!