I have several large brass "chips" from the Goldrush era, prostitutes and others, Leadville, Colorado..Laura Evens; Uncle Sam Hotel, Arizona Territory, Yuma; The China Doll, Dodge City; The Adobe Concert Hall, Goldfield, Nevada; Silver Dollar Hotel Denver, Colo.; The Octoroon Los Angeles, Madam Bolanger; Hungry Eye Saloon Chicago; Twenty Dollars Gold, Return to Nevada Mining Company 1849,Goldfield Nevada; One Dead Buffalo, One Dead Indian, One Dollar, 1876 and more. I want historical data, any and all information