Wheeler Survey field notebook: computations of distances Image Read more about Wheeler Survey field notebook: computations of distances
Wheeler Survey field notebook no. 485: triangulation observations Image Read more about Wheeler Survey field notebook no. 485: triangulation observations
Wheeler Survey field notebook no. 84: meteorological records Image Read more about Wheeler Survey field notebook no. 84: meteorological records
Outline Map of Washoe District, Nevada. Image Read more about Outline Map of Washoe District, Nevada.
