My blockhouse was built at the foot of the mountain chain of the Rio Grande, on the precipitous banks of the River Leone. On three sides it was surrounded by a fourteen feet stockade of split trees standing perpendicularly. At the two front corners of the palisade were small turrets of the same material, whence the face of the wall could be held under fire in the event of an attack from hostile Indians. On the south side of the river stretched out...