Bromide print related to and showing various stages in the construction of the Hooker 100-inch reflecting telescope
1916-1918
Section of 41 bromide prints, mounted on 5 display boards (one broken in two) showing stages in the construction of the Hooker 100-inch reflecting telescope at Mount Wilson, California
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918
1916-1918