AAPG Site Search | Home > EXPLORER > Archives > March 2007
| Paper/Film | Digital | Physical | |
| Examples: | hardcopy books, journals, reports, well logs, lithology logs, scout tickets, seismic lines, maps, photographs, tabular and graphic production data, films, videos, sound recordings, slides. | CD-ROMs, DVDs, Online data sources. | well cores, well samples, fluid samples, rock samples |
| Published data | Derived Data | Objects | |
| Examples: | hardcopy or digital books, journals, articles and reports (with included illustrations, maps, cross sections, seismic sections, photographs, and tabular data) maps, videos, sound recordings, slides | Hardcopy or digital well logs, lithology logs, scout tickets, seismic lines, drillinga nd completion reports, production histories, maps | well cores, well cuttings, thin sections |