Minerals of the Tower Hill Quarries, Snohomish County, Washington, USA (washingtonminerals.com) Mount Persis Andesite - Tertiary. Hydrothermally altered andesite, varying in color from gray (less altered) to yellow, red and brown where heavily altered. Voids created by faulting and brecciation have been partially/completely filled by hydrothermal mineralization.
Nothing Worthy of Note Transpired Today (archive.org) The transcribed journals of Civil War General August Valentine Kautz that detail his daily life and activities during his post at Fort Steilacoom in 1850.
https://archive.org/details/nothing-worthy-of-note-transpired-today-the-northwest-journals-of-august-v.-kautz/page/n5/mode/2up