Old West Grant County Project. "Receipt for sale of machinery (Chas. Pace & Co. to Ira Robbins)." Version 1. salars.net. Accessed June 26, 2026. https://salars.net/old-west/grant-county/thing/t_receipt-for-sale-of-machinery-chas-pace-co-to-ira-robbins_014150?v=1.