1 3/8" High River found in Sully County South Dakota,

1 3/8" High River found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1 3/8" Obsidian Looking Bill, found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1" Washita found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1" Emigrant found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1 1/4" Birdpoint, found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1 1/4" Triangle found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1" Plains Side Notched found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1/2" Washita Northern found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1" Plains Side Notched found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1" Prairie Side Notched found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1 1/4" Plains Side Notched found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1 1/4" Plains Side Notched found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1/2" Plains Side Notched, found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1 1/2" High Grade Knife River chert Wachita. Found in South Dakota.

1 1/4" Cut Bank Jaw Notched found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

3/8" Plains Side Notched found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

1 3/8" Bird Point made of Knife River Flint Found By Fred Kronenburg in Makoti North Dakota (Ward County)

1 3/8" High Plains Cody Complex - Scottsbluff found in Cherry County, Nebraska w/ Rogers COA. Appears to be patinated knife river. Comes with a Dwain Rogers COA. Ex Ray Arnett and Marcus Meyer Collect

7/8" Washita found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

5/8" Emigrant found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

3/4" Avonlea found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

7/8" Triangle found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

7/8" Washita found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.

7/8" Avonlea found in Sully County South Dakota, Ex. Ernie Spaid Collection, Authentic Native American Artifact Arrowhead.