12 Stat. 927 (1855), 2 Kappler 669
Articles of agreement and convention made and concluded at Muckl-te-oh, or Point Elliott, in the Territory of Washington, this twenty-second day of January, eighteen hundred and fifty-five, by Isaac I. Stevens, governor and superintendent of Indian affairs for the said Territory, on the part of the United States, and the undersigned · chiefs, head-men and delegates of the Dwamish, Suquamish, Sk-tahl-mish, Sam-ahmish, Smalh-kamish, Skope-ahmish, St-kah-mish, Snoqualmoo, Skai-wa-mish, N'Quentl-ma-mish, Sk-tah-le-jum, Stoluck-wa-mish, Sno-ho,-mish, Skagit, Kik-i-allus, Swin-a-mish-Mee-see-qua-guitch, Cho-bah-ah-bish, and other allied and subordinate tribes and bands of Indians occupying certain lands situated in said Territory of Washington, on behalf of said tribes, and duly authorized by them.
ARTICLE 5. The right of taking fish at usual and accustomed grounds and stations is further secured to said Indians in common with all citizens of the Territory, and of erecting temporary houses for the purpose of curing, together with the privilege of hunting and gathering roots and berries on open and unclaimed lands. Provided, however, That they shall not take shell-fish from any beds staked or cultivated by citizens.
Treaty with the Dwamish, Suquamish, Etc. 1855 (Treaty of Point Elliott) (1855), https://digitalcommons.law.uw.edu/wa-treaties/7