Philip S. Hoyt property, Grants Pass, Oregon

The U.S. Bureau of Mines' Minerals Yearbook for 1943 reports that Philip S. Hoyt and Flora Winsenberg "reported sales of small tonnages of tremolite asbestos to be used in making acid filters," from properties the yearbook places near Grants Pass, Jackson County, Oregon.¹ In the yearbooks for 1949, 1950 and 1951, Philip S. Hoyt, of Aguila, Arizona, reported production in Oregon of asbestos "suitable for use as filter fiber," for 1951 "a small amount."^2,3,4 Those later reports name only the State, not a mine or a place.^2,3,4

The documents report small or short-lived production of asbestos fiber for sale.⁴

Location

Year by year

Every statement about this mine in the documents, in each document's own words, by the year it is about.

1943

• Worked: “Philip S. Hoyt ... reported sales of small tonnages of tremolite asbestos to be used in making acid filters” (Philip S. Hoyt), p. 3¹

1949

• Worked: “reported some production in Oregon of asbestos suitable for use as filter fiber” (Philip S. Hoyt), p. 2²

1950

• Worked: “reported production in Oregon of asbestos suitable for use as filter fiber” (Philip S. Hoyt), p. 2³

1951

• Worked: “reported production in Oregon of a small amount of asbestos suitable for use as filter fiber” (Philip S. Hoyt), p. 2⁴

See also

• Asbestos exposure sites in Oregon
• All asbestos mines

References

1. Minerals Yearbook: Asbestos Chapters, 1943 (January 1, 1944), p. 3.
2. Minerals Yearbook: Asbestos Chapters, 1949 (January 1, 1950), p. 2.
3. Minerals Yearbook: Asbestos Chapters, 1950 (January 1, 1951), p. 2.
4. Minerals Yearbook: Asbestos Chapters, 1951 (January 1, 1952), p. 2.