Mechanical Properties of Rocks from the Site of the Rio Blanco Gas Stimulation Experiment / R.N. Schock, H.C. Heard, D.R. Stephens.Robert N. Schock1972
A recent campaign in Puerto Rico by the Independent Regular Brigade under the command of Brig. General Schwan, by Karl Stephen Herrmann.Karl Stephen. Herrmann1907
Objective analysis of tidal fields in the Atlantic and Indian Oceans / Braulio V. Sanchez, Desiraju B. Rao, Stephen D. Steenrod.Braulio V. Sanchez1986
Tidal estimation in the Atlantic and Indian Oceans, 30 x 30 solution / Braulio V. Sanchez, Desiraju B. Rao, Stephen D. Steenrod.Braulio V. Sanchez1987
The Porto Rico earthquake of 1918 with descriptions of earlier earthquakes. Report of the Earthquake Investigation Commission by Harry Fielding Reid and Stephen Taber.United States. Earthquake Investigation Commission.1919
From Yauco to Las Marias; Being a Story of the Recent Campaign in Western Puerto Rico by the Independent Regular Brigade, Under Command of Brigadier-General Schwan; by Karl Stephen Herrmann.Karl Stephen. Herrmann1900
Informe preliminar sobre la espedición esploradora del río Aisen (diciembre 1896-abril 1897) Presentado al señor ministro de relaciones esteriores, culto i colonización, por Dr. Juan Steffen ...Hans Steffen1897ES