Scope and Contents Joseph writes of his visit to the La Clara gold mine, owned by Willis Mcguire and Ernest Mcguire, down the Porce River (Medellín River). He remarks on their goldmining operation, the hydraulic siphon pump used, and the owners' diversification of wealth into cattle and sugar cane. Joseph tells his wife of the house that will be provided for them. He describes hydroelectric development and of placing a dam above the Chorrea Falls. He discusses the "Blessing of the Tunnel" attended by church...