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Title Collection Description
FINDIF Synthetic Seismogram Code & File Listings - working notes Historical Data, DC-210: FINDIF Synthetic Seismogram Code & File Listings - working notes box: 2, partial content list: 6 notebooks, notes: 6 notebooks - computer printouts, VAX files, tape listings, provenance: Ralph Stephen/Accession 2006-09, subjects: Finite difference method, subjects: tape listings, subjects: vax files, subjects: Seismograms
Ocean Industry Program, members' meetings WHOI Audio/Visual Collection tape_number: 6, whoi_av_id: Tape 116, full title: Ocean Industry Program, members' meeting, tape 6, media_type: Tape, original_description: Speaker Ralph A. Stephen, Finite difference synthetic seismograms: methods and applications
Development of synthetic seismograms DC-201: Development of synthetic seismograms (, Historical Data box: 1, notes: ["printouts","charts (graphic documents)"], provenance: refl - reflectivity""
OSE - Oblique Seismic Experiment DC-202: OSE - Oblique Seismic Experiment, Historical Data box: 1, partial content list: 2, notes: 2 Gaylord boxes & 1 notebook - notes, memos, geophone positions, borehole data geophone (instrument) Glomar Challenger leg 92, Deep Sea Drilling Project Glomar Challenger (platform) DSDP (Deep Sea Drilling Project) (project) Inventory list "R.A.Stephen Archives #95-8" included. SOBO Shots UV records discarded 9/09 per RA Stephen. Stephen, Ralph A. (person) SOBO (project), provenance: Ralph Stephen 1996 data donation, subjects: inventory list, subjects: CROSE - Costa Rica Oblique Seismic Experiment, subjects: Borehole Seismology, subjects: r.a.stephen archives, subjects: Geophone, subjects: memos, subjects: notes, subjects: OSE - Oblique Seismic Experiments, related subjects: DSDP - Deep Sea Drilling Project, related subjects: OSE - Oblique Seismic Experiments, related subjects: Glomar Challenger, geographic coverage: Costa Rica Ridge
LFASE - Low Frequency Acoustic Seismic Experiment Historical Data, DC-204: LFASE - Low Frequency Acoustic Seismic Experiment box: 1, partial content list: 3, notes: Sony Video8 cassettes- equipment, electronics, Michigan field work & tests; VHS tapes - Michigan field tests, Marolles field operations, Hydros Leg 5 wiper trip, LFAS report to sponsors; Hydros (platform) LFASE (Low Frequency Acoustic Seismic Experiment) (project) Binders - Multilock downhole telemetry unit & interface unit, provenance: Accession # 2008-1, subjects: LFASE - Low Frequency Acoustic Seismic Experiment, subjects: Multilock Seismic Tool, subjects: hydros leg 5, subjects: marolles field operations, subjects: Seismology., subjects: Electronics, subjects: michigan field tests, subjects: equipment, subjects: wiper trip, related subjects: R/V Melville, related subjects: LFASE - Low Frequency Acoustic Seismic Experiment, geographic coverage: Blake Bahama Ridge, geographic coverage: marolles, geographic coverage: Michigan
Low Frequency Acoustic Seismic Experiment - data & notes DC-211: Low Frequency Acoustic Seismic Experiment - data & notes, Historical Data box: 1, partial content list: 2, notes: Binders - ONT briefing figures, noise histories; File folders - seismometer gain, noise history plots, airgun lines, noise power; Field notebook airgun (instrument) Computer printout binder - LFASE shot parameters; Optical disk cartridges LFASE (Low Frequency Acoustic Seismic Experiment) (project) Everything is marked FOUO - For Official Use Only?, provenance: Ralph Stephen/Accession 2006-09, subjects: LFASE - Low Frequency Acoustic Seismic Experiment, subjects: ont briefing figures, subjects: field notes, subjects: Noise Histories, subjects: Airgun, subjects: noise power, subjects: Seismometers, related subjects: LFASE - Low Frequency Acoustic Seismic Experiment
Ocean Industry Program, members' meetings WHOI Audio/Visual Collection tape_number: 3, whoi_av_id: Tape 113, full title: Ocean Industry Program, members' meeting, tape 3, media_type: Tape, original_description: Speaker Ralph A. Stephens, Deep ocean bore hole seismology
Development of synthetic seismograms DC-201: Development of synthetic seismograms (, Historical Data box: 2, notes: ["printouts"], provenance: stb1 prerefrac log""
Ph.D. thesis data Historical Data, DC-205: Ph.D. thesis data box: 7, partial content list: 7, notes: Data interpretations, COSE data runs, oscillograph recording paper rolls of COSE, covariance printouts, OBH records, Oseline runs, geophone data ocean bottom hydrophone (obh) (instrument) geophone (instrument) COSE (Oblique Seismic Experiments) (project) COSE (Oblique Seismic Experiments) (project), provenance: Ralph Stephen 1984 data donation, subjects: data runs, subjects: data interpretations, subjects: data, subjects: OBH - Ocean Bottom Hydrophone, subjects: covariance printouts, subjects: Geophone, subjects: ph.d. thesis data, subjects: oscillograph recording, subjects: COSE - California Oblique Seismic Experiments, subjects: OSE - Oblique Seismic Experiments, related subjects: COSE - California Oblique Seismic Experiments, related subjects: OSE - Oblique Seismic Experiments, related subjects: ralph a. stephen's 1978 ph.d. thesis, cambridge university, geographic coverage: California
NOBS Experiment DC-097: NOBS Experiment, Historical Data box: 1, partial content list: 1, notes: Logbooks and publication abstracts Navajo tug - deployment cruise; Thompson - recovery cruise, provenance: Dave DuBois/Accession 2005-44, subjects: publication abstracts, subjects: Near Ocean Bottom Explosives Launcher (NOBEL), subjects: OBS - Ocean Bottom Seismometer, subjects: Seismology., subjects: Seafloor Noise, subjects: Logbooks, related subjects: NOBS - Noise on Basalt and Sediment Experiment, related subjects: R/V Thomas G. Thompson, geographic coverage: Cascadia Basin, geographic coverage: Juan de Fuca Ridge., geographic coverage: Gorda Ridge Region (Or. and Calif.)