[Kablé, Emile]. Historically Significant Collection of Two Albums with over 460 Original Gelatin Silver Photographs of Diamond Mining Operations of French “Companhia Boa Vista” near Diamantina, Minas Gerais State of Brazil, Showing Earthworks at Lagoa Secca, Bom Successo, Pindahybas and Tahoa, Boa Vista Settlement with the General Office and Employees’ Settlement, Water Reservoirs and Pump Stations, Electric Plant at Santa Maria, a System of Sluices, Installation of Boilers and Pulsometers, the Head of the Construction Antonio de Lavendeyra, the Company’s Employees including the Compiler, Native Workers Washing Paydirt, Views of Diamantina and Environs, &c. Ca. 1897-1900.