Up for consideration is a North American Gold Dredging Company stock certificate from 1900:

 

#1495

Issued to Frank Denison for 100 shares on August 3, 1900

Singed by Edward Clark as president and William Muller as treasurer

Incorporated in Maine

Capital stock of $1,000,000

Printed by American Bank Note Company, New York & Boston

Uncancelled

Certificate in very good condition

Vignette of an eagle with attractive ornate orange border and underprint

 

The company mined placer deposits covering 1,800 acres along the Swan River near Breckenridge, Summit County, Colorado. Company operated one of the first dredge boats to be used in Colorado and were largely experimental.  Boats were steam operated, and a bucket line fed gravel into the dredge.  Frank Griffin was a very respected mine dredging expert in California and Colorado and served as the company's superintendent for two years.