Deutsch, Herman J.Gates, Charles M.2019-02-062019-02-061962-01EPM-071-03-003http://hdl.handle.net/20.500.11867/1544512 sheets 15.5 x 10.5 inch, bi-folded and secured booklet style. Printed recto and verso.A centennial publication from the Washington State Historical Society, this booklet is reprinted from the Pacific Northwest Quarterly, Vol. 53, No. 1. Black and white illustrations throughout.CanadaPacific Northwest Historical Pamphlet Number 2: Surveying the 49th parallel, 1858-61.